Wired Headphones in Fashionable Design, Suitable for Ears to Enhance Great Relaxation Rated power: 100mW Frequency response: 0 to 20kHz Cable: 2.0 ±0.3m (textile) Plug type: 3.5mm stereo x 2 Sensitivity: 105dB SPL at 1kHz Impedance: 32Ω Speaker: 40mm Microphone: Driver unit: 6 x 5mm diameter electric condenser Direction: omnidirectional Sensitivity: 58 ±2dB Impedance: low Frequency response: 30z to 16kHz With microphone and volume control Fashionable Exquisite design for comfortable wearing Durable and lightweight .