Why the headphones does not charge?Please make sure both ends of the USB cable are securely connected. If you use a power outlet, ensure that the power supply is connected securely and the outlet works. If you use a computer, make sure it is connected and the USB port is powered. Turn on the headset and then turn them off. Disconnect and reconnect the USB charging cable.
Summary: M2 Wireless Earphone Waterproof Dual Connection with Charging Case
Features: Stereo Sound: Adopting advanced wireless audio technology and the speaker drivers, it gives you a dynamic 3D stereo music experience. Dual Connection: It can connect 2 devices at the same time, for example, you can use a smartphone and a tablet simultaneously. Ergonomic Design: New in-ear design, it fits your ears securely and not easy to fall off. Simple Operation: With one-click design, you can easily and conveniently answer or end incoming calls, play, pause and switch music. Wide Compatibility: It is compatible with the devices of the IOS or Android system. Waterproof: IPX5 waterproof level, you can wear it when doing exercise without worrying about the sweat. Charging Case: The charging case is designed to charge the earphone, besides, as a storage case, it is convenient for you to store and carry the earphone when not in use.
Specifications: Type: In-Ear Material: ABS Wearing type: In-Ear Color: Black Connectivity: Wireless Transmission range: W/O obstacles 10m Battery type: Lithium-ion Polymer Battery (Not included) Output power: 10Mw (0dB, 1KHz) Battery capacity: 3.7V/50mAh Charging time:1 hour Talk time: 5~6 hours Music time: 5~6 hours Standby time: 90 days Protocols: ATT/GAP/SDP/SMP/SPP/HFP/A2DP/AVRCP/AVCTP/AVDTP Charging Case Parameters Charging input protocols: Micro USB DC 5V/350Ma Battery capacity: 3.7V/400mAh Charging time: 2.5 hours (4 charging cycles for the earphone)
Package Contents: 1 x Pair of Wireless Earphones, 1 x Charging USB Cable, 1 x Charging Case, 3 x Pairs of Earpads (Size S/M/L), 1 x User Manual
Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow minor measuring deviation due to manual measurement.