unBT2A

Bluetooth® in-wall audio interface (Attero Tech by QSC)

  • unBT2A with AXP20 Expander for Hero image
  • unBT2A
  • unBT2A AXP20 Image

The Attero Tech by QSC unBT2A is a single-gang, Decora style, in-wall Bluetooth® audio interface aimed at adding Bluetooth® audio connectivity to installed audio systems. The unBT2A can be used in any venue where there’s a need to stream Bluetooth® audio from a smartphone, laptop, tablet or other Bluetooth® audio equipped smart device to the sound system. The unBT2A features a simple pairing process that eliminates the frustrating experience users often have with consumer grade Bluetooth® interfaces. Through the Axiom AXP2O expander unit, which is included with the unBT2A kit, the product outputs balanced mono or stereo analog audio on 3-pin depluggable connectors for easy connection to commercial AV equipment, including the Q-SYS Ecosystem.


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Key Features

  • Simple, one button pairing/connect process for standalone operation with LED indication of connection status
  • Simple serial control protocol for integration with Q-SYS Ecosystem or third-party control system (remote connection management and status monitoring)
  • Defeatable pairing button for restricted use applications with third-party control systems
  • Balanced mono/stereo analog outputs for interfacing to both professional and consumer audio equipment
  • USB bus-powered connection for simple setup prior to installation and firmware update
  • Compatible with most smartphones, Apple iPads, and Android tablets

unBT2A Specifications:

System Details unBT2A
Bluetooth® profile A2DP - stereo audio is streamed from a Bluetooth® device to the unBT2A and output as analog (via the unBT2A EXP interface)
Bluetooth® range 30 - 70 ft typical
Depluggable output type Balanced 3-pin line level, -10 dBV / +4 dBu nominal output levels (software switchable) on the unBT2A EXP. Mono/Stereo functionality is also software switchable
Maximum output level (balanced depluggable) +20 dBu in +4 dBu setting, +6 dBu in -10 dBV setting
RS-232 Full RS-232 control (standard RS-232 levels) of pairing and other user interface features. 3-pin depluggable connector on the unBT2A EXP
USB Mini B type connector
Dimensions unBT2A - 1.69 x 4.2 x 1.25 in (42.93 x 106.68 x 31.75 mm)
AXP2O - 5.56 x 1.13 x 1.75 in (141.22 x 28.7 x 44.45 mm)