Tai nghe bluetooth 5.0 TWS không dây L21Pro

Features: 1. Bluetooth 5.0, more stable and faster connection. 2. Fast seconds, Bluetooth 5.0, automatic seconds, with headphones can be used 3. Light, comfortable to wear, free to adjust, not easy to fall off 4. More & longer enjoyment; 3.5-4 hours working time per charge for the earbuds, 5-6 times full charge by the charging case. 5. Comfort fit & wide compatibility. Different sized ear tips and in-canel cable-free design provide comfortable fit. Support Bluetooth-enabled devices with version 4.0 and above. 6. Exercise ready: Sweat-resistant with a secure fit that’s made to move with you. Specification: Product number: TWS-L21 Pro Wireless Type: bluetooth Wireless headset version: V5.0 Style: In-Ear Waterproof: No Communication distance: 10 meters（no obstacles） Charging time: about 2 hours Standby time: about 120 hours Music time: about 4 hours Type of battery: Lithium polymer battery Supporting agreement: HEP/HSP/A2D/AVRCP Headphone battery capacity: 3.7v 50mAh Charge box battery capacity: 3.7v 300mAh Function: for mobile phone, Hifi headphone,for iPod Charging case recharge earphones: 5-6 times (both earbuds) Process material: ABS silicone ear cap Size: about 2mm*16mm*14mm/0.08*0.63*0.55in Charging case size: about 28mmx64mmx42mm/1.10*2.52*1.65in Color: black/white/pink Packing List: 1*Bluetooth Earphones 1*USB Charging Cable 1*Charging Case 1*User Manual #bluetoothearphone #earphone #earbuds #wirelessearphone #bluetoothearbuds #tws #bluetooth