Memory titanium alloy rear hook, not easily deformed, comfortable wearing New concept open design, a balance between nature and music Directional sound transmission preventingsound leakage during private conversations ENC intelligent call noise reduction, effortlessly managing various occasions IPX6 waterproof and sweatproof, work out without worry Powerful fast charging with long-lasting endurance,10min of charging for 5h of playback Supports connection with 2 devices, easy switching between work and entertainment 16.2mm extra-large driver unit, broad soundstage Specifications: Bluetooth-compatible version: 5.3 Model: Beluga G1 Play time: 13H Drive unit: 16.2mm Frequency response: 20Hz-20KHz Battery capacity: 200mAh Rated power: 50MW Input: DC4.75-5.25V Charging time: 0.5h Package included 1 x Wireless Neckband Earphone 1 x English and Chinese User Manual Other items not include Specifications Brand WEKOME Color Orange Packaging Type Colored Box Plug Type (For Supply) N/A User Manual (Language) English and Chinese Gross Weight 0.241kg Volume Weight 0.206kg Package Length 18.100cm Package Width 20.300cm Package Height 2.500cm