Product parameter
1) Bluetooth version: Bluetooth v4.1+EDR
2) Bluetooth frequency band: 2.4GHz
3) Power level: CLASS II
4) Output power: 30mW
5) Bluetooth distance: 10 meters without barriers
6) Frequency response: 20-20000Hz
7) Operating voltage range: 3.0V-4.2V
8) Microphone sensitivity: -42dB
9) With A2DP/AVRCP high-quality stereo audio transmission and remote control protocol
10) Powerful noise cancellation circuit (active noise reduction)
11) Charging time is about 1 hour (power indicator charging: red light is on, full charge: red light is off (blue light is on).)
12) Product size: 25MM in diameter. 15MM wide. 35mm in height
13) Talk time is about 4-5 hours
14) Music time is about 4-5 hours
15) Standby time is about 120 hours
16) Charging time is about 60 minutes
17) Battery capacity 90MAH
18) Charging power supply: DC5V power supply [round hole interface] (computer USB port, mobile phone charger, car charger)
The package includes:
Bluetooth headset + charging cable*1