Features:New bluetooth 5.2Less delay, lower power consumption, more stable signal. Synchronous transmission of music, video and games. Refuse to delay, refuse to freeze, refuse to waitPowerful Dual Driver Configuration(1DD+1BA)With dual-driver configuration for excellent high-definition sound output with the pair. It is tuned by professional acoustic engineers for energetic and lively sound output with high-resolution clarity and detail.Extra long battery life of 26 hoursBuilt-in high-capacity lithium battery, the earphone use time is about 6.5h, and the battery life can reach about 26h when used with the charging case.Touch operationTap the earphone to recognize the instructions, and the functions are at your fingertips. Refuse any delay,turn on high-performance mode instantly.Exquisite Design with Compact Charging Case KZ SK10 earpieces have an extremely beautiful design and look with a metallic frame and transparent inner cavity design.Mini and lightweightThe whole machine weighs only about 57g, and the earphone is about 6g. The size of the charging case is smaller than the SKS charging case, and the shape is simple and unexpectedly mini.Specification:Brand KZ Model K10 bluetoth version bluetooth 5.2bluetooth transmission About 15m Color Black,White,PinkCharging bin weight About 45gEarphone weight About 12g(left and right)Charging bay battery capacity 400mAhHeadphone battery capacity 48mAhEarphone single use time about 6.5 hoursDriver 1BA+1DD drive, 30019 balanced armature unit +10MM dual magnetic dynamic drive(Polymer composite diaphragm)Package List 1 pair * Headsets 1 * Charging Case 1 * Charging Cable 1 * Manual