
Wireless Bluetooth Headphone with Noise Reduction
Description:Color: black, silver gray (optional)Bluetooth protocol: V4.2+EDRSupport protocol: A2DP/HFP, HSP/AVRCPTransmission range: 10 metersWhether single or both ears: unilateral hands freeFrequency response range: 2.4GHz-2.480GHzChannel: StereoWaterproof: IPX4Noise reduction: CVC digital noise reductionHow to use: In-earHeadphone battery capacity: 3.7V, 40mAhCharging bin: 3.7V, 750mAhCharging box input parameters: 5V, 300mAhStandby time: about 70 hoursCall time: 2-3 hoursWorking current: <3.5mAFunction: Bluetooth connection, hands-free answering phone, music playback, etc.Function: Bluetooth connection/ music player / mobile phone call / support musicApplicable: for Android phones, for iPhone, tablets, mobile phones, other Bluetooth-enabled electronic devices