M5 Digital Display Bluetooth Headset Mini In-ear Invisible Headphones(Black) Tag-Infrared Detector 40HQ: 750 cartons * 98

40HQ: 750 cartons * 98 pcs = 73500 pcs

Mate 10 / 10 Pro

save space ratcheting system adjusts the amount of cable to fit your application

For HP OmniBook

which is convenient to disassemble

M5 Digital Display Bluetooth Headset Mini In-ear Invisible Headphones(Black) Tag-Infrared Detector 40HQ: 750 cartons * 981. Bluetooth version: V5. 3 2. Transmission distance: about 10 meters 3. Language: switchable between English and Chinese 4. Frequency range: 20 20KHz 5. Sensitivity: 85dB 6. Impedance: 32 ohms 7. Battery capacity: 100mAh 8. Charging time: about 1h 9. Use time: about 10h 10. Charging interface: USB 11. Waterproof rating: IPX5 12. Weight: about 3g Features: 1. Digital display power, clear power usage at any time 2. Graphene diaphragm, HIFI level sound