M16PRO Bluetooth wireless headset, Bluetooth solution: AD6983dzv5.3, shipping Mark Specification: 27/8, antenna specification: A02, main material: aluminum, ABS, charging interface: type-c, transmission distance 10 m, headphone battery material: pure ancient: /30 mA, charging bin time 180MA1.5H, earphone charging time 30 mA1.5H, music Time: 8Ma/3.5 hours, call time: 8ma/4 hours: standby time: Shutdown standby 8Ua, startup connection standby 0.5-1 A, ANC: noise reduction mode, depth range, ENC: noise reduction mode: depth range, Horn material, composite film 13cm, 360 degree rotation, metal body, Jerry 6973D4 low power consumption, music game dual mode, OVP, overvoltage overload protection, product bare metal net weight 49.9g, with package weight: 119.75g, package size: 102*30.5 * mm, packing quantity: 100pcs, whole box weight: kg,