Bluetooth 5.3 Receiver NFC Function Stereo Amplifier To Wireless Adapter Tag-For Amazon Note: this product has only

Note: this product has only one watch band and no main body

knife adjustment wrench storage slot

improve thermal conductivity

40HQ: 2043 cartons * 800 pcs = 1634400 pcs

Compatible with printers

Bluetooth 5.3 Receiver NFC Function Stereo Amplifier To Wireless Adapter Tag-For Amazon Note: this product has only1. Power supply voltage: DC 5V (no built in battery) 2. Bluetooth version: Bluetooth 5. 3 EDR, A2DP, HSP, AVRCP 3. Frequency: 2. 4GHz 2. 48GHz 4. Transmission distance: open area up to 10 meters without any obstacles 5. Power supply mode: Type C interface 6. Interface type: AUX dual channel U disk TF card 7. Basic functions: Bluetooth reception U disk playback TF card playback 8. Built in signal gain amplifier, room connection without dead ends, 10