Pocketalker Products

Infinium System | 2 Transmitters, 12 Receivers

Assistive Listening, Auracast™

BA-SYS3

The Infinium® SYS3, with 2 transmitters and 12 receivers, is a complete Auracast™ broadcast audio solution designed for larger venues and multi-zone environments. Built on a patented modular architecture, proudly made in the USA, and TAA-compliant, this system combines a rack-mount controller, dual transmitters for expanded coverage, and 12 receivers in a single, scalable package.

With Enhanced Scale & Management (ESM) features, AV teams can easily scale and manage deployments through a centralized web interface—delivering low-latency, high-quality audio to unlimited Auracast-compatible devices and included receivers.

Key Features:

  • Professional AV Controller – Rack-mount ready with analog and Dante® inputs; configure and monitor via front panel or remotely through a web interface
  • Compact Transmitters – Easy installation with a single CAT5 cable for power, audio, and control; omnidirectional coverage up to 100 meters (328 ft)
  • User-Friendly Receivers – Ergonomic design with a large display, balance control for personalized sound, and all-day battery life
Design & Consultant Specs

Infinium® SYS3 Auracast™ Broadcast Audio System 

Built for larger spaces and growing deployments, this patented Infinium® system—proudly made in the USA and TAA-compliant—combines centralized control, expanded coverage, and user accessibility in a single, scalable package. The included rack-mount controller enables system-wide management, while two transmitters extend audio coverage across multiple zones and larger areas.

Enhanced Scale & Management (ESM) features support up to 150 transmitters per system and enable Spaces-based organization, coordinated transmitter arrays, and simplified system setup. With native Dante® integration, open API support, and single-cable transmitter installation, the system integrates seamlessly into modern AV environments while supporting scalable, multi-stream Auracast™ audio delivery.

System Includes

(1) BA-C1 Infinium controller
(2) BA-T1 Infinium transmitters
(12) BA-R1 Infinium receivers
(2) WCA 158 10 ft Ethernet cables
(1) CHG 005 12 bay charger
(1) IDP 018 Auracast™ ADA wall plaque
(3) NKL 001s Neckloops
(12) HED 024 headphones
(1) RPK 005 Rack mount kit

Features

Features

  • Complete System Package – Includes controller, 2 transmitters, 12 receivers, and 12-bay charging station
  • Patented Modular Design – The controller and transmitter operate independently for flexible installation and seamless AV integration.
  • Quick Transmitter Installation – A single CAT5 cable provides both power and audio, streamlining setup for installers.
  • Flexible System Management – Configure, monitor, and troubleshoot onsite from the front panel or via a web interface.
  • Ergonomic Receiver – The Infinium R1 features a large display, user-controlled audio balance, long battery life, and supports charging via USB or a charging dock.
  • Broad Device Compatibility – Delivers audio to Infinium receivers and any Auracast™ compatible hearing aids, cochlear implants, or headphones.
  • Dante®-Ready + Open API – Integrates smoothly into AV networks for efficient audio routing and smart-building systems.

Infinium redefines assistive listening by offering a modern, easy-to-deploy audio solution that ensures no guest misses a word. Ideal for…

  • Large venues and multi-room environments
  • Theaters, lecture halls, and transportation hubs
  • Assistive listening, audio description, and interpretation
  • Venues requiring both BYOD and receiver-based listening

BA-SYS3 architectural and engineering specifications

Architectural/Consultant Specs – Infinium Systems
General System

  • The system shall provide a full assistive listening system consisting of controllers, transmitters, dedicated receivers, and charging docks under a single brand.
  • The system shall utilize Bluetooth® LE (BLE) Auracast™ wireless broadcasting technology and standards to deliver audio to an unlimited number of Auracast™ enabled users.
  • The system shall support standard and high-quality audio in mono and stereo configurations.
  • The system shall provide end-to-end latency of less than 40 milliseconds when used with the dedicated receivers.
  • The system shall incorporate AES128-CCM encryption and offer both open and password-protected channel security options to ensure flexible deployment.
  • The system shall support connecting multiple transmitters to a single controller utilizing standard managed IP switches.
  • The system shall support the configuration of up to 150 transmitters (depending on network capacity) through a Web Control Interface (WCI) accessed through a single controller.
  • The system shall support automatic receiver hopping between transmitters through arranging transmitters in arrays through the Web Control Interface.
  • The system shall support grouping transmitters and transmitter arrays into Spaces through the Web Control interface (WCI).
  • The system shall be an Infinium by Williams AV.

Controller

  • The system shall include a dedicated controller.
  • The controller shall be no larger than 8.45″ W x 5.75″ D x 1.72″ H (21.5 cm x 14.6 cm x 4.4 cm) and shall weigh 2.3 lbs (1.1 kg) or less.
  • The controller shall include a push on/push off latching power button for convenient control.
  • The controller shall include a dedicated RJ-45 port for connecting a PC either directly to the controller or through a network to provide access to a Web Control Interface (WCI)  for configuration, programming, status display and firmware updates.
  • The controller shall include a dedicated RJ-45 port for direct transmitter connection or to support Dante audio networking.
  • The controller shall provide Power over Ethernet (PoE) output to supply power to the Infinium transmitter.
  • The controller shall support microphone inputs via XLR /1/4″ combination and/or terminal block connectors.
  • The controller shall include two line inputs. Input one shall have the options of a combination XLR & 1/4″ connections or a terminal block connection. Input two shall be a terminal block connection.
  • The controller shall include a single 1/4″ headphone/audio output jack for audio monitoring.
  • The controller shall include a 3.12” high-resolution OLED and a direct entry user interface supporting button actuated programming entry and status indicator selections.
  • The controller shall be able to monitor up to 150 transmitters with details visible on the display.
  • The controller shall support DSP programmable audio processor functions including compression, high-pass filter frequency, low-pass filter frequency, and audio presets. Audio presets shall include Hearing Assistance, Music, Voice, and Flat.
  • The controller shall be compatible with a standard 19” rack, occupying one EIA rack space high and 1/2 space wide. It shall support installation of 1–2 units in a single rack space.
  • The controller shall be suitable for placement on shelves, tables, podiums, or similar flat surfaces.
  • The controller shall meet the following compliance standards: FCC, RoHS3, WEEE, Industry Canada/ISED, CE, UKCA, RCM, CB Scheme.
  • The controller shall include a 2-year parts and labor Warranty.
  • The system shall include an Infinium Controller.

Transmitter

  • The system shall include one or several Bluetooth® LE (BLE) Auracast™ transmitter.
  • The transmitter shall have a single RJ45 connector.
  • The transmitter shall be powered via Power over Ethernet (PoE).
  • The transmitter shall support a single Ethernet Cat 5e cable delivery of audio, device configuration, device status, PoE power input and firmware updates.
  • The transmitter shall support Dante audio via the single multi-purpose RJ45 connector.
  • The transmitter shall broadcast two independent mono or one stereo audio streams per with Bluetooth Auracast guidelines.
  • The transmitter shall have the ability to adjust output power to meet the desired coverage needs of the space.
  • The transmitter shall support broadcast of 16 kHz and 24 kHz (Auracast™ Standard), as well as 48 kHz (Auracast™ High) sample rates.
  • The transmitter shall include and LED status indicator that can be disabled via programming interface.
  • The transmitter shall be no larger than 4.7″ W x 5.0″ D x 1.19″ H (11.9 cm x 12.7 cm x 3 cm) and shall weigh 2.3 lbs (1.04 kg) or less.
  • The transmitter shall support Ceiling Mount, Wall Mount and Shelf Placement installations.
  • The transmitter shall comply with FCC, RoHS3, WEEE, Industry Canada/ISED, CE, UKCA, RCM, CB Scheme, Giteki (Japan) standards.
  • The transmitter shall include a 2-year parts and labor warranty.
  • The system shall include an Infinium transmitter.

Receiver

  • The system shall include dedicated receivers for users without Auracast™ equipped devices.
  • The dedicated receiver dimensions shall be no more than 3.9″ x 2.48″ x 0.85″ (99 x 63 x 21.6 mm) without the belt clip and weigh no more than 3.8 oz (108 g).
  • The receiver shall include a removable belt clip.
  • The receiver shall include a 3.5 mm stereo jack to support neck loops compatible with T-coil hearing aids, assistive listening headphones or earphones as desired by the user.
  • The receiver shall include volume up/down and balance left/right adjustment controls to improve intelligibility for those users requiring audio assistance.
  • The receiver shall include power, increment, decrement, CH/BAL, and menu/select buttons controls.
  • The receiver power button shall incorporate a programmable LED status indicator.
  • The receiver shall have an OLED display with diagonal size of 1.54” or greater to display channels available, channel selected, signal level and battery level.
  • Advanced programmable controls shall include device setting lock, sleep timeout, screen timeout, power button LED enable/disable, signal strength display type, and factory reset.
  • The receiver shall use a rechargeable lithium-ion (Li-ion) camera-style, field-replaceable battery with a minimum capacity of 1200 mAh.
  • The receiver shall support charging via contact drop-in chargers or the USB-C port.
  • The receiver shall be programmable to connect to Infinium streams only or to general Auracast streams.
  • The receiver shall automatically switch between transmitters depending on signal strength.
  • The receiver shall support firmware updates for future growth.
  • The receiver shall be an Infinium BA R1.

 

Contact Williams AV for a quote

US:       800.843.3544                 [email protected]

INT’L    +1.952.943.2252           [email protected]

WilliamsAV.com

BA-SYS3

Controller

Dimensions 8.45″ W x 8.25″ D x 1.72″H (21.5 cm x 21 cm x 4.4 cm)
Weight 2.3 lbs (1.04 kg)
Color Black
Installation Configurations Rack Mount: Standard 19” Rack, one EIA rack space high, 1/2 space wide
1–2 units can be mounted in a single rack space with optional RPK 005 (single) or RPK 006 (double) Rack Mount Kits
Shelf: Can sit on shelf, table, podium, etc.
Temperature Range – Operating +32° F to +122° F (0° C to 50° C)
Temperature Range – Storage -4° F to +158° F (-20° C to 70° C)
Power Supply Desktop Style Transformer (TFP 062); Input: 100-240 VAC, 50/60 Hz. Output: 24 VDC, 750 mA, 18W. 2.5mm ID center positive barrel connector
Power Button Push On/Push Off latching power button.
Ethernet Control Port (1x) RJ-45 used for web UI, programming, and status display. Supports CAT 5e cable lengths up to 328 feet (100 meters); 10/100 Base-T
Front Panel Display 3.12” High Resolution OLED Direct Entry UI with button entry programming and status indicator selections.
Dante (1x) RJ-45 jack.
Power Supply Desktop Style Transformer (TFP 062); Input: 100-240 VAC, 50/60 Hz. IEC Line Cord; Output: 24 VDC, 750 mA, 18W. 2.5mm ID center positive barrel connector
PoE Power Out PoE
Compliance Approvals FCC, RoHS3, WEEE, Industry Canada/ISED, CE, UKCA, RCM, CB Scheme
Warranty 2-year parts and labor

Transmitter

Dimensions 4.7″ W x 5.0″ D x 1.19″H (11.9 cm x 12.7 cm x 3 cm)
Weight 0.4 lbs (0.18 kg)
Color White
Installation Configurations Ceiling Mount, Wall Mount, Shelf
Temperature Range – Operating

+32° F to +122° F (0° C to 50° C)
Temperature Range – Storage -4° F to +158° F (-20° C to 70° C)
Power PoE (Input)
Connection RJ45 (1x) with audio, control and PoE
Power ON Indicator Programmable LED
Transmitter Power Output Programmable
Compliance Approvals FCC, RoHS3, WEEE, Industry Canada/ISED, CE, UKCA, RCM, CB Scheme, Gitecki (Japan)
Warranty 2-year parts and labor

Cable

Ethernet Cable 10′ – CAT 5e Ethernet; 10/100 Base-T IEEE 802.3 compliant

Receiver

Dimensions 3.9″ x 2.48″ x 0.85″
99 x 63 x 21.6 mm
Dimensions with Belt Clip 3.9″ x 2.48″ x 1.19″
99 x 63 x 30.2 mm
Weight 3.8 oz (107.7 g)
Shipping Weight 4.5 oz (127.6 g)
Color Black
Battery Type Lithium Ion (Li-ion) Camera Style Rechargeable Battery; Field Replaceable
Battery Size 3.7 Vdc, 1200 mAh
Battery Life > 20 hours
Temperature Range – Operating +14° F to +104° F (-10° C to 40° C)
Temperature Range – Storage -4° F to +122° F (-20° C to +50° C)
Temperature Range – Charging +41° F to +114° F (+5° C to 40° C)
Charging Connections Dual contacts for use with Infinium Drop In Chargers or USB-C Connector
Button Controls Power, Increment, Decrement, CH/BAL, Menu/Select
Display OLED display 1.38 x o.69 in (35.1 x 17.5 mm), Diagonal 1.54″ (39.2 mm)
Belt Clip Removable
Audio Output Connector 3.5 mm stereo jack for wired stereo or mono headphones, earphones or neckloops
Approvals FCC, RoHS3, WEEE, Industry Canada/ISED, CE, UKCA, RCM, CB Scheme
Warranty 2-years parts and labor
USB-C Connection Power/Charge (5V @~500 mA)
Firmware Updates

Warranty

2 Years

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  1. What is included in this Infinium system package?
    This system includes an Infinium controller, two transmitters, twelve receivers, and a 12-bay charging station—providing a complete solution for audio distribution and user access.
  2. How is this system different from smaller Infinium packages?
    This package includes an additional transmitter for expanded coverage and more receivers to support larger audiences, making it ideal for larger or multi-zone environments.
  3. How does the system scale as needs grow?
    With Enhanced Scale & Management (ESM) features, the system supports up to 150 transmitters and can be expanded further using additional controllers and network segmentation.
  4. Can this system support multiple rooms or zones?
    Yes. Dual transmitters allow audio to be distributed across multiple areas, and coordinated transmitter arrays ensure consistent audio coverage as users move between spaces.
  5. Does this system support assistive listening compliance?
    Yes. The included receivers help venues meet assistive listening requirements while also supporting Auracast-enabled personal devices.
  6. How is the system installed?
    Each transmitter connects to the controller using a single CAT5 cable that carries power, audio, and control—simplifying installation and reducing setup time.
  7. Can this system integrate with existing AV infrastructure?
    Yes. The system supports native Dante® audio networking, analog inputs, and open API integration with third-party AV control and smart building systems.

Design & Consultant Specs

Architectural/Consultant Specs – Infinium Systems
General System

  • The system shall provide a full assistive listening system consisting of controllers, transmitters, dedicated receivers, and charging docks under a single brand.
  • The system shall utilize Bluetooth® LE (BLE) Auracast™ wireless broadcasting technology and standards to deliver audio to an unlimited number of Auracast™ enabled users.
  • The system shall support standard and high-quality audio in mono and stereo configurations.
  • The system shall provide end-to-end latency of less than 40 milliseconds when used with the dedicated receivers.
  • The system shall incorporate AES128-CCM encryption and offer both open and password-protected channel security options to ensure flexible deployment.
  • The system shall support connecting multiple transmitters to a single controller utilizing standard managed IP switches.
  • The system shall support the configuration of up to 150 transmitters (depending on network capacity) through a Web Control Interface (WCI) accessed through a single controller.
  • The system shall support automatic receiver hopping between transmitters through arranging transmitters in arrays through the Web Control Interface.
  • The system shall support grouping transmitters and transmitter arrays into Spaces through the Web Control interface (WCI).
  • The system shall be an Infinium by Williams AV.

Controller

  • The system shall include a dedicated controller.
  • The controller shall be no larger than 8.45″ W x 5.75″ D x 1.72″ H (21.5 cm x 14.6 cm x 4.4 cm) and shall weigh 2.3 lbs (1.1 kg) or less.
  • The controller shall include a push on/push off latching power button for convenient control.
  • The controller shall include a dedicated RJ-45 port for connecting a PC either directly to the controller or through a network to provide access to a Web Control Interface (WCI)  for configuration, programming, status display and firmware updates.
  • The controller shall include a dedicated RJ-45 port for direct transmitter connection or to support Dante audio networking.
  • The controller shall provide Power over Ethernet (PoE) output to supply power to the Infinium transmitter.
  • The controller shall support microphone inputs via XLR /1/4″ combination and/or terminal block connectors.
  • The controller shall include two line inputs. Input one shall have the options of a combination XLR & 1/4″ connections or a terminal block connection. Input two shall be a terminal block connection.
  • The controller shall include a single 1/4″ headphone/audio output jack for audio monitoring.
  • The controller shall include a 3.12” high-resolution OLED and a direct entry user interface supporting button actuated programming entry and status indicator selections.
  • The controller shall be able to monitor up to 150 transmitters with details visible on the display.
  • The controller shall support DSP programmable audio processor functions including compression, high-pass filter frequency, low-pass filter frequency, and audio presets. Audio presets shall include Hearing Assistance, Music, Voice, and Flat.
  • The controller shall be compatible with a standard 19” rack, occupying one EIA rack space high and 1/2 space wide. It shall support installation of 1–2 units in a single rack space.
  • The controller shall be suitable for placement on shelves, tables, podiums, or similar flat surfaces.
  • The controller shall meet the following compliance standards: FCC, RoHS3, WEEE, Industry Canada/ISED, CE, UKCA, RCM, CB Scheme.
  • The controller shall include a 2-year parts and labor Warranty.
  • The system shall include an Infinium Controller.

Transmitter

  • The system shall include one or several Bluetooth® LE (BLE) Auracast™ transmitter.
  • The transmitter shall have a single RJ45 connector.
  • The transmitter shall be powered via Power over Ethernet (PoE).
  • The transmitter shall support a single Ethernet Cat 5e cable delivery of audio, device configuration, device status, PoE power input and firmware updates.
  • The transmitter shall support Dante audio via the single multi-purpose RJ45 connector.
  • The transmitter shall broadcast two independent mono or one stereo audio streams per with Bluetooth Auracast guidelines.
  • The transmitter shall have the ability to adjust output power to meet the desired coverage needs of the space.
  • The transmitter shall support broadcast of 16 kHz and 24 kHz (Auracast™ Standard), as well as 48 kHz (Auracast™ High) sample rates.
  • The transmitter shall include and LED status indicator that can be disabled via programming interface.
  • The transmitter shall be no larger than 4.7″ W x 5.0″ D x 1.19″ H (11.9 cm x 12.7 cm x 3 cm) and shall weigh 2.3 lbs (1.04 kg) or less.
  • The transmitter shall support Ceiling Mount, Wall Mount and Shelf Placement installations.
  • The transmitter shall comply with FCC, RoHS3, WEEE, Industry Canada/ISED, CE, UKCA, RCM, CB Scheme, Giteki (Japan) standards.
  • The transmitter shall include a 2-year parts and labor warranty.
  • The system shall include an Infinium transmitter.

Receiver

  • The system shall include dedicated receivers for users without Auracast™ equipped devices.
  • The dedicated receiver dimensions shall be no more than 3.9″ x 2.48″ x 0.85″ (99 x 63 x 21.6 mm) without the belt clip and weigh no more than 3.8 oz (108 g).
  • The receiver shall include a removable belt clip.
  • The receiver shall include a 3.5 mm stereo jack to support neck loops compatible with T-coil hearing aids, assistive listening headphones or earphones as desired by the user.
  • The receiver shall include volume up/down and balance left/right adjustment controls to improve intelligibility for those users requiring audio assistance.
  • The receiver shall include power, increment, decrement, CH/BAL, and menu/select buttons controls.
  • The receiver power button shall incorporate a programmable LED status indicator.
  • The receiver shall have an OLED display with diagonal size of 1.54” or greater to display channels available, channel selected, signal level and battery level.
  • Advanced programmable controls shall include device setting lock, sleep timeout, screen timeout, power button LED enable/disable, signal strength display type, and factory reset.
  • The receiver shall use a rechargeable lithium-ion (Li-ion) camera-style, field-replaceable battery with a minimum capacity of 1200 mAh.
  • The receiver shall support charging via contact drop-in chargers or the USB-C port.
  • The receiver shall be programmable to connect to Infinium streams only or to general Auracast streams.
  • The receiver shall automatically switch between transmitters depending on signal strength.
  • The receiver shall support firmware updates for future growth.
  • The receiver shall be an Infinium BA R1.

 

Contact Williams AV for a quote

US:       800.843.3544                 [email protected]

INT’L    +1.952.943.2252           [email protected]

WilliamsAV.com