Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

Type: bluetooth wireless headset with microphoneAudio output: mobile phone headset， computer， tablet computerPlug type: USBBluetooth protocol standards: V3.0+EDRModulation method: GFSKWorking voltage: 3.14-4.2VS/N ratio: 91dBChannel separation: 76dBTHD: <0.1%FREQ.Response: 20Hz-20KHzMIC S/N ratio: 46dBMIC FREQ.Response: 100Hz-8KHzSpeaker impedance: 32ΩMax output power: 5.0mWSensitivity: 98 (dB)Operation range: 10m/360°Distortion rate: 0.01 (%)Speaker diameter: 40 (mm)Uses: Bluetooth headset， wireless headset， computer， mobile phone， tablet PC HeadsetColor: black， whiteCategory: moving coil technology