Brand SADES Model SA-708 Color White + grey + red Material Plastic + PU + aluminum alloy Interface Type 3.5mm length 2.2 M Impedance 32 ohm Sensitivity 113 +/- 3 (1KHz) dB Headphone Frequency Response 20~20.000 Hz Microphone Frequency Response 30~16000Hz Features Speaker diameter: 40mm; Cable length: 2.2m (approximately); Frequency range: 20~20.000Hz; Sensitivity: 113 +/- 3dB at 1kHz; Distortion: 5% THD; Impedance: 32 Ohms +/- 15%; Input power: 30mW (maximum); Mic Dimension: 6.0 x 5.0mm; Sensitivity: -54 +/- 3dB; Plug: 3.5mm gold-plated plug Packing List 1 x Headphone