Features: True Wireless Bluetooth Headset True left and right surround sound quality support multi-point connection, one machine two exclusive private model patented products, brand customization, foreign trade OEM single for driving office, two for HD music appreciation Special charging storage box, convenient and intelligent       Brand: Neutral

 Bluetooth version: Noda AB1511 V4.1 Transmission distance: 10 meters Listening to song time: 3-4h Call time: 4 

 Standby time: 100h Battery capacity: earphone 50mah / battery holder 500mah

 Weight: earphone 5g* 2, charging box

 Charging time: 2h 

Charging box size: 80 * 60 * 30mm

 Product color: black, black silver, black red, white, silver, white red

 Accessories: charging cable, ear cap, manual