1Wireless noise reduction technology, clear sound effect, the connection is simpler and faster, enjoy music, enjoy HFI sound quality.28D surround subwoofer, cold light digital display, take out self-connect, smart touching, binaural talk.3Cold light intelligent digital display, adding intelligent LED power display, charging and discharging instructions, more intuitively know the power, can predict the work time.4Backup power supply can charge mobile phone.5Intelligent control chip, the headset can be automatically turned on and paired when it is out of the charging compartment, and automatically turned off when placed in the charging compartment, without manual switch. 6Built-in groove design, can be used as a mobile phone stand. 7Graphene diaphragm, supports for SBC professional audio decoding technology, reduces the loss of excessive music transmission, retains pure music details, and creates stereo sound effects 8IPX5 standard waterproof rating, can be shallow swimming, rinse cleaning, do not worry about rain and sweat. 9TWS technology, single ear use: can be used as two independent earphones, connected to two devices respectively. Binaural earphone use: earphones connected to one device at the same time, enjoy binaural surround sound1 x Charging box2 x Earphone4 x Ear cap1 x Charging cable1 x Instruction