F8 Bluetooth 5.1 Ear-Mounted Stereo Wireless Sports Earphone(Black+Red) Filter-Normal Style Earphone Carton Size 47cm * 47cm

Carton Size 47cm * 47cm * 40cm / 18

Loading Container 20GP: 1443 cartons * 7 pcs = 10101 pcs

it is just a little louder than the sound of normal talking

maximum support 128GB memory card

Suitable for Logitech Astro A10 A40 gaming headset

F8 Bluetooth 5.1 Ear-Mounted Stereo Wireless Sports Earphone(Black+Red) Filter-Normal Style Earphone Carton Size 47cm * 47cm1. Bluetooth version: 5. 1+EDR 2. Talk time: about 15 hours 3. Singing time: about 15 hours 4. Headphone battery: 75mAh 5. Wireless frequency: 2. 4GHz 6. Support protocol: A2DP1. 3 HFP1. 6 HSP1. 2 AVRCP1. 6 D11. 3 7. Transmission distance: about 10 meters 8. Charging voltage current: 5V 1A 9. Charging time: about 1 hour 10. Standby time: about 120 hours 11. Speaker impedance: 8mm 32 ohms 12. Microphone sensitivity: 42Db 13. Material: ABS, silicone 14.