Esperanza EGH430 Headphones with microphone Headband Black, Green

Headphone frequency: 20 - 20000 Hz | Product type: Headset | Headphone frequency: 30 - 16000 Hz | Connectivity technology: Wired | Volume control: Rotary | Cable length: 2 m | Weight: 290 g | Product colour: Black | Maximum input power: 150 mW | Wearing style: Head-band | Recommended usage: Gaming | Driver unit: 4 cm | 3.5 mm connector: Yes | Microphone sensitivity: -42 dB | Headphone sensitivity: 105 dB | Headset type: Binaural | Impedance: 32 Ω | Microphone type: Boom | Warnings: Keep away from sources of heat. | Warnings: Do not use while charging. | Warnings: Avoid contact with water.