1: Bluetooth headset
2:5.0 Bluetooth New headphones
3: mh4 headset wireless Bluetooth headset Folding card FM radio Bluetooth headset
1. Driver: 40mm
2. Impedance: 32 OHM
3. Bluetooth version: Bluetooth v5.0
4. Bluetooth use frequency band: 2.4GHz
5. Power level: CLASS II
7. Bluetooth distance: 10 meters barrier-free
8. Frequency response: 20-20000Hz
11. With A2DP / AVRCP high quality stereo audio transmission and remote control protocol
12. Powerful noise cancellation circuit (active noise reduction)
14. Charging time is about 2 hours (power indicator charging: red light
is on, full charge: red light is off (blue light is on).)
17. The talk time is about 8-10 hours.
18 music time is about 8-10 hours
19. Standby time is about 120 hours
21. Battery capacity 250MAH+ protection board
22. Charging power supply: DC5V power supply [round hole interface] (computer USB port, mobile phone charger, car charger)
23. Compatible mobile phone: compatible with Android, Apple, Microsoft,