● Cool breathing lighting design makes you stand out from the crowd. ● Skin-friendly,breathable ear pad for lasting comfort ● High noise-to-noise anti-microphone foe voice clarity. ● Plug and play, virtual 7.1 stereo surround sound. Unique voice and brand professional game 50mm speaker unit make you feel shocked and real when you are in the game. ● HP standard one-year limited Warranty from date of purchase. Specifications: H300 (New Version) - Headset size:190.15*199.69*95.98mm - Headset weight: about 380g - Frequency response: 20Hz - 20kHz - Moving coil type / diameter: Φ50mm - Cable Length : PVC 2.2m - Sensitivity: 112±3dB - Maximum power: 30mW - Resistance: 32Ω ± 15% - Speaker diameter: 50mm - Headphone interface type: USB 2.0 - Microphone resistance: ≤2.2KΩ - Current: ≤60mA - Voltage: DC5V