Material: ABS + PC BT Version: 5.3 Connection Range: ≤ 12 meters Speaker Diameter: 10mm Speaker Sensitivity: 119±3dB Speaker Impedance: 32Ω Speaker Frequency Response: 20Hz~20KHz SNR: >70 Earbud Weight: About 3.8g*2 Earbud Battery Capacity: 40mAh Playing Time: About 7h Calling Time: About 4h Earbud Charging Time: About 1h Charging Case Weight: About 32g Charging Case Battery Capacity: 320mAh Charging Time for The Case: About 1h Charging Case Input: 5V Standby Time: About 40h Charging Case Size: 58*56*29mm Compatibility: For Apple/Android devices with BT function Including: Earbud *1 pair, Charging Case *1, Type-C Charging Cable*1, User Manual*1 Features: ① Dual-mic noise reduction, super clear voice. ② Support 60ms low latency, rapid response. ③ Stereo and long standby time, immersive gaming experience. ④ Translucent shell, fantastic gaming ambient light.