Stereo Wireless Bluetooth Headphone With Microphone

Brand Name: OEM Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Feature: wireless bluetooth headphones Support: PC,MP3,mobile.laptop working time: 10hours Sensitivity: 112db+/-3db Frequency responce: 20-20kHz Bluetooth standard: bluetooth V2.1+EDR charging current: 110+/-10mA working distance: 10m Carrier frequency: 2402MHz-2480MHz Standard: CE,ROSH,FCC Packaging & Delivery Packaging Detail: Poly bag / Blister packing / Box packing / OEM packing Delivery Detail: 10 days after receiving the payment information Specifications 1,Bluetooth headphone 2,built in lithoum battery 3,10m working distance 4,8hours working time 5,OEM Stereo bluetooth wireless headphones with high quality  Features: 1,Bluetooth smart code check systerm,wireless transfer working distance 10meters 2,Built in digital music tone decoding systerm,high quality music tone,strongly bass,with noise cancelling microphone  3.Smart save power mode,low power comsumption design,180 hours long time standby  4, With protein holster ,high-grade and fashion design,using comfortable . Product Features:   1,Support systems:audio equipments with bluetooth functions2,Bluetooth protocol standards:Bluetooth V2.1+EDR 3,Receiver range:10m / 360Frequency Response:20Hz-20,000Hz4,Carrier frequency:2402MHz-2480MHze:3.0V   5,Successive working time:about 12 hours;    Product Details:   Speaker diameter: φ40 milimeters Impedance: 32 OhmsSensitivity: 108dB S.P.L.at 1KHz;Rated power:20mWAggregate capability:50mWFrequency Response:20Hz-20,000HzMicrophone Unit:φ6*5mmImpedance:≤2.2KOhmsFrequancy Response:30Hz-16,000HzOperating voltage:3.0V