Cheap bluetooth headphone, Buy Quality wireless bluetooth headphones directly from China headset with microphone Suppliers: AM Wireless Bluetooth Headphones/headset with microphone for music wireless earphone
AM Wireless Bluetooth Headphones/headset with microphone for music wireless earphoneProduct parameters: Bluetooth version: V4.0Frequency: 2.402-2.480GHZ, 2.4G ISM bandFrequency response: 20 Hz - 20 KH Signal to noise ratio (SNR): 70Db; Total Harmonic Distortion Rate (THD) 0.1%Headset charging: rechargeable 400mAH lithium battery Charging port: Mini 5-pin USB charging interface Normal charging time: about 2.5 hours Play time: up to 10 hours Standby time: up to 250 hours Operating temperature: -20 - 55 ℃Package:1 headset,1 USB charging cable,1 1.2 m audio cable,1 manual