Four Channels Bluetooth tester

With shield Four Channels Bluetooth audio Bluetooth headset tester automatically connected to play pause/up and down song

call test Bluetooth Audio Tester nfc burn/Automatic search for connection

Model:Four Channels Bluetooth tester with shield

Four Channels Bluetooth headset Bluetooth audio tester automatic search connection/call test factory direct sales

Automatic search for connection/call test Bluetooth Audio Tester nfc burn

Model:Four Channels Bluetooth audio tester