Bluetooth 4.1, lower power consumption and fastest pairing,it can pair 2 phones at the same time and take or pick up a call from either, Iphone shows Bluetooth battery power,Caller ID function instead of the phone

To liberate the busy hands:

The longest charging 2 hours,

5 hours of talk time or music playback,

super long standby,

55 hours Boot state,

press and hold the multi-function button 2 seconds to release,you can switch to the language

Specifications:

Model: RB-T8
Style: Ear Hook
Color: Black,White,Gold
Communication: Wireless
Function: Bluetooth, noise cancellation, microphone, waterproof,
for internet bar, for video game, for routine office work,
for mobile phone, sport, wireless headset,
for supports music, common headset
Plug type: Wireless
Sensitivity: 100 ± 3dB
Frequency range: 20-20000 Hz
None resistance: 40Ω
Use: Mobile phone
Packaging: Yes
With microphone: Yes