Magnet In-Ear Wireless Bluetooth V4.2 Sport Earphone Headphone

M9 Magnet In-Ear Wireless Bluetooth V4.2 Sport Earphone Headset Headphone

Headset Sports 3D Stereo Hands-free with Mic
Specification:
Type: M9 Magnetic In-Ear Earphone Headset
Bluetooth version: Bluetooth V4.2
Color Black, Gold (Optional)
Battery capacity 3.7V/60mAh
Charging time 1.5 hours
Talk time 2.5 hours
Music time ?2.5 hours
Standby time ?48 hours
Chip CSR
Bluetooth Protocol A2DP AVRCP HFP HSP
Sensitivity 103db+/- 3dB
Charging input standard DC-5V / 1A
Bluetooth frequency 2.402GHz-2.480GHz
The best call distance ? 10 cm
Bluetooth wireless distance 10 m
Package weight 26g