Wireless Bluetooth adapter headset back clip-on Bluetooth headset collar Bluetooth sport headsets

product accessories include: Host + charging cable + adapter(This price is pearlescent bag packaging) (paper box packaging +0. Yuan)
device Name: Bluetooh Music
voice prompt: Supported
pairing timeout shutdown: Shutdown After 5 minutes of pairing status
low power reminder: Remind when the voltage is less than 3.2V, remind once every 5 seconds, turn off 3.1V

system Status:
power On and off: MFB press for 3 seconds
volume Plus: Short Press VOL +
volume Reduction: short Press VOL-

                           






Wireless Bluetooth adapter headset back clip-on Bluetooth, click the link in the picture below

3.5mm Audio Bluetooth receiver is suitable for headphones, cars, and ordinary speakers. Click the link in the picture below.

USB Bluetooth adapter, CSR4.0 transmitter, click the link in the picture below

Small blue cap USB Bluetooth receiver, suitable for cars, computers, speakers, click the link below