Auri is a one-to-many assistive listening system that has been design by both Ampetronic and Listen Technologies to broadcast over Auracast - a Bluetooth carrying protocol; for use in public spaces. This Bluetooth capability enables an audio transmitter to broadcast to an unlimited number of receivers with no device pairing required. Selecting a broadcast is much like choosing a Wi-Fi network, the user simply selects the desired Auracast channel to hear any particular broadcast.
TX2N 2-channel Auracast transmitter
Auri TX2N is a low-profile transmitter that has been designed for professional installations in areas including stadia, travel hub, office, restaurants, schools and universities,. Resembling a Wi-Fi access point that most are familiar with, the 2-channel transmitter allows transmission to an unlimited number of RX1 receivers or hardware with Auracast technologies. A multicolour status indicator allows the user to identify the current status at a glance, whilst side-mounted balanced analogue mic/line inputs with phantom power are provided by way of 3-pin terminal connection - supporting mono, stereo, or dual mono configurations. A single ethernet connection manages PoE, network/PC control, and Audio over IP. TX2N also includes a balanced line output by way of 3-pin terminal connection, and USB-C for an optional power source - when used with the optional LA-425-09 power supply.
Included accessories: 1x universal mounting bracket, 3x Euroblock connectors, 1x 1.8m Cat6 cable, quick start guide.
Dimensions (HxWxD): 48 x 183 x 173mm. Weight: 0.45kg
TX2N-D 2-channel Auracast transmitter with Dante
This has the same functionality as TX2N, however in addition is is capable of Dante audio connection.
Dimensions (HxWxD): 48 x 183 x 173mm. Weight: 0.47kg
RX1 Receiver
Auri RX1 receiver is a compact solution for those without Auracast-enabled devices. It delivers low-latency audio to the user and and features intuitive side-mounted power and volume controls. RX1 has two 3.5mm output jacks for connecting earbuds, headphones or LA-438/LA-439 neck loops for telecoil-equipped hearing aids, allowing two users to share one receiver. AES128-CCM encryption can be employed via a user editable 4-16 character password. A front-panel OLED screen, measuring 31 x 16mm, displays channel name, battery status, and charging indicators, with easy buttons for channel selection. Powered by a LA-367 Lithium Polymer battery, RX1 offers up to 20hours of use, and includes four docking contacts for quick charging via D4 or D16 docking station.
Bluetooth version: 5.3. Operating frequency: 2400 - 2482MHz. Dimensions (HxWxD): 90 x 54 x 23mm, with belt clip. Weight: 70g.
DOCKING STATIONS
D4 4-bay charger
D4 docking station has been designed to be mounted or positioned to a flat surface or wall. Along with charging the RX1 receivers, D4 offers network capability and can store receiver configurations, thus enabling centralized management, programming, and configuration. Includes LA-210 power supply.
Dimensions (HxWxD): 50 x 192 x 150mm. Weight: 0.65kg
D16 16-bay charger
Has the same functionality as D4 docking station, however is able to concurrently charge up to sixteen RX1 receivers. Includes LA-210 power supply.
Dimensions (HxWxD): 50 x 192 x 375mm. Weight: 1.73kg
ACCESSORIES
LA-438 Neck loop, adult size
LA-438 is a neck loop from Listen Technologies that provides a reliable and effective way for listeners with telecoil-equipped hearing aids and cochlear implants to utilize the installed assistive listening system. Each neck loop slips comfortably over the wearer’s neck and transmits the audio signal wirelessly to their t-coil device. Terminated with 3.5mm TRS jack plug.
Loop cable length: 81.3cm. Cable length: 55.9cm. Weight: 54.2g
LA-439 Neck loop, child size
As per LA-438 however sized smaller for use by children.
Loop cable length: 68.6cm. Cable length: 38.1cm. Weight: 47.3g
LA-401 Earphone, single, on-ear
A single earpiece with over-the-ear design for comfort. LA-401 can also be used with the integrated neck loop/lanyard, and can be worn around the neck, on a belt clip, or concealed in a pocket and connected with the included 3.5mm extension cable. Frequency response of 20Hz to 20kHz and impedance of 32ohms, +/-15% at 1kHz. Weight: 11g.
LA-402 Headphones, dual ear
Universal stereo headphones with an over-head design. Frequency response of 20Hz to 20kHz and impedance of 32ohms, +/-15% at 1kHz. Weight: 68g.
LA-403 Headphones, dual ear
Universal stereo headphones with a behind-the-head design for comfort. Compatible with the integrated neck loop/lanyard, the LA-403 can also be used with the included 3.5mm extension cable to conceal the receiver in a pocket during use. Frequency response of 20Hz to 15kHz and impedance of 32ohms, +/-15% at 1kHz. Weight: 66.3g.