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.