TWS wireless transparent Bluetooth in-ear earphone ENC sports earphones LED power digital screen stereo sound earphones

Wireless TWS in-ear headphones, transparent, Bluetooth-enabled, in-ear headphones, ENC headphones, sports headphones, LED power, digital screen, stereo sound. Description: Charging case battery capacity: 250mAh Bluetooth version: V5.1+EDR Charging time: 2 hours Battery life: 20 hours total Standby time: 400H Headphone battery capacity: 30mAh Charging case output power: 5V/100mA Call time: 5 hours Support protocol: HSP1.2/HFP1.6/A2DP1.3/AVRCP1.6 Headphone charging time: 1.5 hours Frequency: 2.4 GHz - 2.4835 GHz ISM band Working distance: 10 m (line of sight, free of obstacles) Earbud diameter: 8 mm Package contents: 2 headphones 1 charging case 1 short charging cable Charging interface: Type-C