Product parameters:

  bluetooth version: BT customized chip 4.1, low power consumption and long service life.

  Supported protocols: Headset, HFP, A2DP, and AVRCP

                           bluetooth function: one to two, call number reporting, Chinese and English switching, Chinese and English prompts.

  Call time: 7 hours, 15 meters barrier-free, no intermittent.

                           Duration of listening to songs: 5 hours
  standby time: about 7 days
  charging time: 2 hours

  battery: 95mAh with Battery Protection Board.

  Music Playback Time: measured 5 hours

  transmission Distance: 15m
  Iphone battery Display: Yes
  operating temperature:-10C-60C

  color: Black Red Silver

  net Weight: 8.1g

  size: 58.5x24.2x16mm

  gross weight: 45g

  package Size: mm

  when using, long press the Bluetooth left-side switch key, and then long press the power-on button until the red and blue lights flash alternately. Turn on the Bluetooth connection of the mobile phone and then it can be used.