Features: Compatibility: With 3.5mm interface, it is suitable for smart phone, Tablet PC, laptop and other 3.5mm audio devices. Exact Pickup Mic: Adjustable omnidirectional microphone can pick up sounds with great sensitivity and reduces background noise for better in-game chats. Great Sound: The 40mm drive unit can bring you vivid sound field, sound clarity, sound shock feeling, capable of various games. Comfortable to Wear: Uses soft over-ear pads, which is comfortable for long time wearing. Adjustable headband is suitable for different head size. Convenient to Use: Equipped with a rotary volume controller to control volume, and one key to control Mic on and off. Plug and play. Specification: Drive Unit Diameter: 40mm Frequency Range: 20-20KHz Sensitivity: 106dB Impedance: 32Ω Mic Sensitivity: -54dB Directionality: omni-directional Cable Length: Approx. 1.2m / 3.93ft Input Plug: 3.5mm plug Color: Black with Blue, Black with Red (Optional) Size: Approx. 19.0 * 18.9 * 7.8cm / 7.48 * 7.44 * 3.07in Weight: 188g / 6.65oz Package List: 1 * Gaming Headset