・In-ear hanging neck headphones, no jamming, lossless noise reduction, comfortable to wear ・With an unfettered neck-wearing design, it is comfortable and lightweight, suitable for all-day wear ・The wonderful combination of carbon fiber composite diaphragm + large moving coil acoustic technology, in the sound of magnetism and electricity, restores the bright and full high frequency of music, and the low frequency is thick and flexible ・Support card playback, can also be played without a mobile phone ・Adopt in-ear structure from inside to outside double charge noise reduction design, enhance audio and offset environmental noise at the same time ・The earphone adopts magnetic absorption, it is not easy to fall, comfortable and light, suitable for all-day wear ・Two-point support design, 45° tilted into the ears for a firm fit without feeling, and vigorous exercises are still close to the ears ・Multi-process earphones are carefully designed to prevent sweat from damaging the components ・Intelligent compatibility supports Bluetooth-compatible enable devices: for iOS system, Android system, Win system, for Huawei, for iPhone, for Samsung etc. Specification: ・Bluetooth-compatible version: 5.1 ・Bluetooth-compatible distance: 10 meters ・Battery capacity: 230mAh ・Talk time: about 25 hours ・Listening time: about 18 hours Package included: ・1 x Bluetooth-compatible 5.1 Neck-mounted Earphone ・1 x Charging Cable ・1 x English and Chinese User Manual ・Other items not included