AWEI Bluetooth earphones 5.3 TWS T79 ENC dual

AWEI T79 2 Pairs ENC Noise Reduction Bluetooth Headsets Waterproof Earphones Bluetooth 5.3 Connectivity: Ultra-low latency keeps synchronized with audio and video, convenient to keep in contact with your teammates all the time. Compact Size: The compact body fits easily in your pocket, convenient to carry when traveling, cycling, etc. Creating Wonderful Music: Adopts advanced powerful 13mm moving coil unit to provide dynamic HiFi stereo sound. Long Endurance: The charging bin has a built-in 500mAh battery. Easy to charge the earphones with the charging bin when going outside. It can provide a standby time of up to 300 hours, which lets you enjoy non-stop music when traveling. Built-in Microphone: Supports to make hands-free HD phone calls, easy to answer phone calls on the road.     Specification: Bluetooth version: 5.3 (AD6973D4) Channel: Stereo Supported protocols: A2DP/AVCTP/AVDTP/AVRCP/HFP Music playback time: 5h Talk time: 4h Battery capacity: earphone: 30mAh * 4 (without protection board, headphone board lithium battery protection IC); charging bin: 500mAh (with protection board) Charging time: 2h Speaker: 13mm Standby time: 300h Speaker sensitivity: 114DB 3DB Speaker impedance: 32 Input charging standard: DC 5V Bluetooth operating frequency: 20-20000kHz Maximum transmission distance: 10m Voice prompt: Support Multi-point connection: Not support Waterproof level: IPX4 Package included: 2 Pairs x Earphones 1 x Charging Bin 1 x USB Charging Cable 1 Pair x Eartip Caps