Bluetooth V3.0 Helmet Headset for Skiing

Gentle to install.

Intentional for skiers.

Wireless banner: Bluetooth 3.0

Frequency range: 2.402GHz~2.480GHz

Receive sensitivity: -85 dBm

Antenna mode: extraneous

Charging time: most 3 hours

Working stream: less than 50mA

Standby stream: less than 12mA

Standby time: around 300 hours

Functional hours: 7 hours

Audio signaling to noise ratio: greater than 75dB

Distortion: less than 0.1%

Horn diameter: 36mm

Speaker impedance: 32 ohms

Frequency response: 50Hz~20KHz

Microphone sensitivity: -35+/-2dB

Microphone impedance: 2K

Support Bluetooth protocol: A2DP/ AVRCP/ HFP/ HSP