Sounder GCRT-X4 Stereo Music Bone Conduction Bluetooth Headset(Black) Filter-Modem Visitors automatically take photos and

Visitors automatically take photos and videos by ringing the doorbell

Loading Container 20GP: 348 cartons * 40 pcs = 13920 pcs

40HQ: 7369 cartons * 300 pcs = 2210700 pcs

Loading Container 20GP: 519 cartons * 18 pcs = 9342 pcs

Colorful breathing light

Sounder GCRT-X4 Stereo Music Bone Conduction Bluetooth Headset(Black) Filter-Modem Visitors automatically take photos and1. Material: ABS, steel wire, electronic components 2. Function: bone conduction, call function, support music, multi point connection 3. Bluetooth version: 5. 0 4. Bluetooth protocol: A2DP AVRCP HSP HFP 5. Transmission distance: 10 meters 6. Battery capacity: 150mAh 7. Charging input: 5V 500mA 8. Charging time: about 2 hours 9. Playing time: 8 hours 10. Waterproof grade: IP5 11. IP5 waterproof, waterproof, sweat proof and splash proof 12. Using