Features:
1. Take it out of the charging box, the it will automatically turn on, automatically pair, no need to operate, easy to use and convenient.
2. True Wireless Stereo with the latest Bluetooth 5.0 technology and state-of-the-art acoustic components that produce incredible sound quality with deep bass and crystal clear highs.
3. Using the updated Bluetooth 5.0 HD reception technology, enable music playback and phone call more smoothly and clearly. Provide a more stable connection. Never worry about walking away or losing your connection again. Just walk up to the pairing device and it will go into pairing mode without messy tricks. Reconnect automatically.
4. The weight of the earphone is about 3.5 grams, the compact and stylish body creates better invisible visual effects, and it will not have any pressure after long time of use.
5. Based on ergonomics, deeply fit the ear canal to make the ear more comfortable and prevent it from dropping. Perfect for sports, training, running, jogging, gym exercise, audiobooks, watching TV, or sleeping.

Specification:
Item Type: Mini Bluetooth Earphones
Bluetooth Version: 5.0 + Edr
Bluetooth Chip: Bt5535
Speaker: 8 Inch Copper Ring Speaker
Speaker Impedance: 16 Ohms
Speaker Frequency Response: 20hz ~ 20khz
Speaker Rated Power: 3mw
Speaker 1k Sensitivity: 98db
Talk Time (Medium Volume): 3h
Music Time (Medium Volume): 3.2h
Standby Time: 120h
Transmission Distance (M): 7-10m
Power Consumption: 18-22 Mah
Input Power: 93mw
Headphone Charging Time: 0.5h
Headphone Battery Capacity: 50mAh
Charging Time Outside The Charging Compartment: 1.2h
Battery Voltage: 32-4.2v
tithium Battery Energy Content (Watt Hours): 0.203wh
Item size: as the picture shows

Package list:
1 * Wireless Headphones
1 * USB charging dock
1 * User Manual