Product information
Color: blue, red, black, yellow
Bluetooth version: Bluetooth V4.1: stereo Bluetooth headset
Battery capacity: 70mAh charging time: 1-2 hours
Call time: 3-4 hours of music: 6 hours
Standby time: 60 hours: CSR chip
Charging input standard: DC-5V/1A
Built in power supply: lithium battery -3.7V/70mAh
Bluetooth operating frequency: 2.402GHz-2.480GHz
Noise reduction: DSP
Call distance less than 10 cm.
Bluetooth wireless distance: less than 10 meters (due to different environment and different connection equipment)