Pocketalker Products

Infinium System | 4 Receivers

Auracast™, Assistive Listening

BA-SYS2

Engineered for commercial AV environments, Infinium® is a patented, modular Auracast™ broadcast audio system—proudly made in the USA and TAA compliant—that delivers real-time, high-fidelity audio for assistive listening, multilingual events, and audio description.

It supports unlimited Auracast-compatible devices—including hearing aids, cochlear implants, headphones, and Infinium handheld receivers—making it a powerful, ADA-compliant solution for inclusive audio coverage across venues.

With Enhanced Scale & Management (ESM) features, AV teams can centrally configure, monitor, and scale systems through a web interface—supporting larger deployments and multi-zone environments with ease.

Key Features

  • Professional AV Controller – Easily integrates into AV racks with analog and Dante® inputs; manage and configure via front panel or remotely via web interface.
  • Compact Transmitter – Easy installation with a single CAT5 cable for audio and power; omnidirectional audio covers up to 100 meters (328 ft).
  • User-Friendly Receiver – Ergonomic design with a large, easy-to-read display, balance control for personalized sound, and all-day battery life.

Includes a 6-bay charger, rack mount kit, and accessories. Full details are available in the product description.

Design & Consultant Specs

Infinium® SYS2 Auracast™ Broadcast Audio System

The Infinium system from Williams AV is a patented, professional-grade Auracast™ broadcast audio solution—proudly made in the USA and TAA compliant—designed to help venues meet ADA assistive listening requirements, support multilingual communication and audio description, and enhance accessibility across a wide range of environments.

Whether attendees use venue-provided Infinium receivers or their own Auracast-compatible devices, Infinium delivers clear, low-latency audio to every listener.

With Enhanced Scale & Management (ESM) features, AV teams can centrally configure, monitor, and scale systems through a web interface—supporting multi-zone environments and larger deployments with ease.

System Includes

(1) BA-CT1 (Infinium Controller and Transmitter package)
(4) BA-R1 Infinium receivers
(1) CHG 004 6 bay charger
(1) IDP 018 Auracast™ ADA wall plaque
(2) NKL 001s Neckloops
(4) HED 024 headphones
(1) RPK 005 Rack mount kit

Features

Key Features

  • Modular Design – The controller and transmitter operate independently for flexible installation and seamless AV integration.
  • Quick Transmitter Installation – A single CAT 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™ enabled hearing aids, cochlear implants, or headphones.
  • Dante®-Ready – Integrates smoothly into AV networks for efficient audio routing.

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

  • Theaters & Performing Arts Centers
  • Classrooms & Lecture Halls
  • Airports & Transit Terminals
  • Fitness Centers & Gyms

BA-SYS2 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-SYS2

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

Infinium Controller WebUI

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