Features:Adopt high-performance BT 5.0 chip, low power consumption, low latency, to ensure stable signal connection.6D 10mm stereo speaker unit, to achieve more shocking audio stereo surround sound.IPX5 waterproof level, no need to worry about headphone damaging by sweating.Soft TPE material, skin friendly and comfortable.Ergonomic design, fit the ear canal, firm and comfortable wear, not easy to fall.Intelligent wire control, realizes multi-function control of music playback, call, etc.Magnetic suction design, removes tedious storage steps, not easy to wind and lose.Built-in large capacity battery to ensure long time use, over 5 hours play time, 110 hours standby time, no need to worry about power shortage.Specification:Brand: LenovoModel: HE05 ProColor: Black/Red(optional)BT version: V5.0Effective distance: About 10m(barrier-free)Speaker diameter: 10mmFrequency range: 20-20KHzMic sensitivity: 98±3dBBattery capacity: 80mAhPlay time: ＞5HStandby time: 110HPackage size: 21.2 x 13.7 x 3.1cm /8.3 x 5.4 x 1.2inPackage weight: 105g / 3.7ozPackage List:1 x HE05 pro Earphone1 x USB Charging Cable2 x Pair of Earplugs1 x User Manual