Tel: +86-13302916851

China Shenzhen Baichuan electronics Co., LTD

Professional manufacturer of acoustic test instruments.


Electroacoustic test accessories/

CRY577 Bluetooth Dongle

Product Features

  • High connection test efficiency
  • Support Hi-Res certification test, LHDC/LDAC
  • Supports basic information reading of Bluetooth devices
  • Support SPP communication
  • Support HID communication mode
  • Support key tests such as music up and down, volume adjustment, pause/answer, etc
  • Support recording, playback, listening, and other tests
  • Support DFU upgrade firmware

  • Product Detail
  • Technical specifications
  • After-sales services

The CRY577 Bluetooth Dongle is a Bluetooth device designed for Bluetooth audio and UI testing. It supports a variety of codecs and Hi-Res testing. It is suitable for R&D laboratories and production line testing. It can be used with the CRY6151B electroacoustic tester or as a separate module with other testing devices.CRY577 has strong reliability and fast test speed. The Bluetooth connection with most solutions is less than 3 seconds. Users can cooperate with the CRY6151B test software or independent tool software to control the CRY577 Bluetooth Dongle to search, pair, connect, play audio, and record.


Bluetooth Parameters

Bluetooth version 5.0
Bluetooth protocol version A2DP Source v1.3

HFP Audio Gateway v1.7

AVRCP Target v1.6

A2DP encoder SBC


aptX HD



HFP codec mSBC


A2DP sampling rate 96kHz, 88.2kHz, 48kHz, 44.1kHz
USB Interface USB Type C
RF interface SMA
Communication mode USB HID
Appearance dimension 121mm*95mm*43mm (Without antenna)

20 years of industry experience

24-hour Technical Support

Professional engineers on line response

All life Costs Maintenance


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