Specification:

• Packing size: about 12.5*8.5*3.5cm/4.92*3.35*1.38in
• Gross weight: about 105g
• Features: Phone number reading when there are calls reject call, answer call, hang up, music pause/play, song switching, volume adding and reduction, voice assistant, charging bin digital display
• Power, noise reduction, binaural (Bluetooth version: 5.0)
• Effective distance: >10 meters
• Use time: 3~4 hours of listening time, 3 hours of talking time, 8~10 hours of standby time
• Current: working current 10mAh, standby current 4mAh
• Speaker: composite film copper ring horn, 0.3~0.5mW, frequency response 20Hz~22KHz
• Charging voltage: DC5V
• Transmission power: class2
• Wireless frequency: 2.402GHz~2.480GHz
• Noise Reduction: DSP intelligent noise reducing technology
• Battery: pure cobalt battery, earphone 40mAh, charging compartment 250mAh/300mAh
• Charging time: 1~2 hours of earphone charging time, 1~2 hours of charging bin
• Charging interface: Micro-USB

Description:
1. Pairing mode: automatic pairing mode, the two headphones automatically pair after booting, after the pairing is completed, the host light turns red and blue, alternately  flashing. the auxiliary lights are off, and the voice prompt: connected. Power on prompt: power ON ; power off prompt: power OFF; low power prompt: low battery. Connection status prompt: If connection succeed, it will prompt connected. Disconnected prompt: disconnected.
2. Button function: long press for 3 seconds to turn on, long press for 5 seconds to turn off, touch any function button for music play/pause/call answer/hang up call, clicks the host function key twice to add the volume. Click the host function key volume third times to play the previous song. Click the auxiliary machine function key three times to switch to the next song. Press the function button of either side for 2 seconds to reject the call, and touches any earphone function button for 3 seconds to wake up the voice assistant.
3. Headphone charging indication: the red light is always on when the earphone is charging, and the blue light is on when the battery is fully charged.
4. Charger charging indication: When using the charging bin to charge the headset, the charging bin displays the percentage of the battery. After the headset is fully charged, the digital is extinguished and automatically shuts down. When charging the charging bin, the number of the right side of the charging bin flashes. When fully charged, the display shows 100 and the number on the right stop flashing.

Packing list:
1 pair of earphones
1*charging cable
1*manual (Chinese and English)
1*box