Newest Stereo Wireless Bluetooth Headphone

Brand Name: OEM Model Number: BT-KCK06 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: all bluetooth device working time: 10hours Sensitivity: 112db+/-3db Frequency responce: 20-20kHz Bluetooth standard: bluetooth V3.0+EDR Impedance: 16ohm working distance: 10m Battery capacity: 300mAh Weight: 220g Packaging & Delivery Packaging Detail: Color box 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 Newest stereo wireless bluetooth headphone  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: 16 OhmsSensitivity: 1012dB 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