Bone conduction Bluetooth sports headphones

Product parameters
1) Driver: 15mm
2) Impedance: 32 OHM
3) Bluetooth version: Bluetooth v4.1+EDR
4) Bluetooth use frequency band: 2.4GHz
5) Power level: CLASS II
6) Output power: 30mW
7) Bluetooth distance: 10 meters barrier-free
8) Frequency response: 20-20000Hz
9) Voltage range: 3.0V-4.2V
10) Microphone sensitivity: -42dB
11) A2DP / AVRCP high quality stereo audio transmission and remote control protocol
12) Powerful noise cancellation circuit (active noise reduction)

Features:
1) Listening to songs and calling, supporting listening to songs and making calls,
2) IOS mobile phone has a power display, you can watch the power of the headset at any time, don’t worry about the lack of power in the headset, let you live without worry;
3) One for two connections, two mobile phones can be connected at the same time;
4) Each time the Bluetooth headset is connected to the phone, the Bluetooth headset will automatically connect back to the phone when it is turned on, which is convenient and faster;
5) Intelligent compatibility: support all mobile phones with Bluetooth function, tablet, notebook, sing, Q music, movies, etc.

Battery capacity: 75 mA / with protection board
Play time: about 5-6 hours
Standby time: about 160 hours
Net weight: 8 grams
Gross weight 33 grams
Color: black, silver, red, gold
Function: battery display, call answering, last number replay, song switching, playback pause, volume adjustment