Product Name: 2019 High Quality HiFi True Wireless Stereo Sports Music Earbuds Qcc3020 Bluetooth Headset Model NO.: WT-W1 Distance version: Class B Specifications: Hfp, A2dp, Hsp, Avrcp Color: Back, White Characteristics: Support Music Function: Bluetooth Soundtrack: Dual Track Bluetooth Version: 5.0 Usage: Mobile Phone, Computer Style: In-ear Earbuds Battery: 40mAh Charging Case Battery: 300mAh Chipset: Qcc3020 Bt5.0 Connection Distance: 10 Meters Working Time: 8 Hours Charging Time: 1 Hours Earbud Size: 6mm*4.2mm Trademark: OEM Transport Package: Gift Box Specification: 14*9*4 cm Origin: China HS Code: 8517629900 Product Description 2019 High Quality HIFI True Wireless Stereo Sports Music Earbuds QCC3020 Bluetooth HeadsetProduct DescriptionChipsetQCC3020 BT5.0BluetoothV5.0 bluetoothMaterialsABSEarbud Battery40mAh Li-polymer BatteryCharging Case Battery300mAh Li-polymer BatteryCharging Time1 hour for earbud, 1.5 hours for charging caseMusic Playing Time6-8 hoursTalking Time3-4 hoursStandbyTime(including charging case)300 hoursOperating Distanceup to 33ft/10m (open space)One Earbud Weight4.5g/0.16 ozColorBlack/Whiteabout us:1.Established in 20122.Integrates development and manufacturing in-house;3.Specializes in manufacturing all types of bluetooth headphones and related products for many years ;4.Close to Hongkong ;Convenient water, land and Air transportation.5.Low energy consumption; High efficiency;Environmentally-friendly;6.Our products are exported to England, America and other western countries;7. CE ROHS FCC ISO9001 BSCI attainted!8. OEM projects are welcome.