... Wireless Bluetooth Headphones 1.Stock,instant delivery; 2.Talking time:20hrs; 3.Standby:400hrs; 4.Bluetooth2.1+EDR Class 2 Red K1000 Wireless ... Bluetooth Headphones,K1000 foldable bluetooth headsetFeatures: 1.Stereo Bluetooth headset with ... Harmonic Distortion (THD):0.1%,7.5 Button design: MFB,VOL+,VOL-,FWD,REV,8.LED Indicator Status:Blue, Red9 ...