Mini Single Bluetooth Headset Invisible Wireless Earphones Sports Earbuds In-ear Stereo Headphone
Feature:
1. Call/Listen to Music: Call time is 5-6 hours, 5 hours listening to music, 120 hours standby and 15 hours endurance.
2. Key function: one button boot, double-click switch between Chinese and English after boot, one button answer.
3. Telegraph number, voice prompt, low power prompt, switch down, one-click pause/play.
4. Terminal redial, power display, Bluetooth logo display, charging for 1 hour.
Specification:
Bluetooth transmission distance: 10 meters
Bluetooth version: RDA 4.1
Battery capacity: 55 mAh
Charging bin capacity: 300 mAh (can charge for headphones three times)
Net weight: 4g
Gross weight: 30g
Packaging size: 110*65*32mm/4.33*2.55*1.25''
Color: White, Black
Charging Box: with, No
Operation:
1. Boot-up: Press multi-function key for 3 seconds and the red and blue light flashes, indicating boot-up status (with boot prompt sound).
2. Turn on the Bluetooth search device of mobile phone named "528" and connect it. After successful connection, the headset light will be off.
3. Music playback: Music playback can be achieved when the phone connects to the headset successfully. Single click for playback or pause, double-click for the next song, and triple-click for the last song.
4. Answer the phone: When the phone is connected to the earphone, single click to answer, single click to hang up after the call is over, and long press "Reject" when the phone comes in.
Note:
Please allow 1-3mm differs due to manual measurement.
Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.

Included:
1 x Bluetooth Headset
1 x Charging Box (Optional)
1 x Charging Cable
1 x User Manual