Type: DJ Headphone Speaker: 40mm; Sensitivity: 110dB S. P. L at 1KHz; Frequency Response: 20Hz-20, 000Hz; Impedance: 32ohm; Rated Power: 3mW; Power Capability: 100mW; Cable Length: 4M with 0.3m tolerance; Plug Type: Stereo 3.5mm / 6.3mm add 3.5mm Notes: It can withstand max power 2000mW. It is designed specially for professional DJ and musicmaker as a monitor earphone. 1) Ut makes shocked bass and clear vocal sound by adopting newly developed Ad magnet 50mm driver unit; 2) Fashionable and smart design, ear cup can be 90 degrees rotated and, folding and portable; 3) Airtight ear covering has excellent noise insulation; 4) It can be used in different occasion for its earphone wire of separation design.