Category: headphone Headset type: Headset Wearing style: head-mounted Headphone output audio: portable audiovisual Plug type: straight in type Wireless headset: wireless headset Is there a microphone or not? Sound principle: moving coil Frequency response range: 20-20k (Hz) Impedance: 32 (omega) Sensitivity: 120 (dB) Distortion rate: 0.2 (%) Speaker diameter: 40 (mm) Material: sponge / ear muffs Earphone wire material: TPE Bluetooth headset What's in the box 1 x Headphone 1 x Audio Cable 1 x Micro USB Cable