GBE YYK Q39 TWS Open Ear Wireless Earbuds

GBE YYK Q39 TWS Open Ear Wireless Earbuds. Specification Model GBE - Smart Earphones - YYK Q39 Headphone Form Factor Ear-hook Noise Cancelling Environmental Noise Cancellation (ENC) Estimated Battery Life 5-10 hours Waterproof Standard IP54 BT Wireless Bluetooth v5.4 Charging Interface Type TYPE-C Wireless Delay Time Less than 30ms Battery Capacity(mah) 40mAh(each earphone) Battery Capacity 300mAh(charging case) Battery Charging Time 1-3 hours Charging Time < 1h Battery Indicator Digital Display Control Method Touch Control Speaker 14.2mm, 32Ω Microphone -42± 3dB @1K Hz Input 5V-0.5A Transmission Distance ≥ 10M Talk Time About 8 hours Music Playing Time About 8 hours Standby Time 120 hours Support Agreement A2DP1.3/HFP1.6HSP1.2/AVRCP1.6/D11.3. Material: ABS. Material: PC.