WESC 0007001001 Matte Conga Headphones with Volume Control, White Type: 40mm power drivers 1kHz sensitivity: 120 dB Impedance: 32 Ohms Frequency range: 20-20 001 Hz Plug: gold-plated 3,5mm stereo Cord: 1,10m + 0,1m adaptor, PVC cord Hands free weight: 147g