• 7.1 USB sound card delivers thrilling surround sound with separately adjustable levels

• Standard 40mm Hi-fi driver, well-defined trebles

• Omnidirectional microphones can receive voice by 360 degrees

• Multi-point support beam, dispersal pressure

• 100 x 70 x 20mm earcap, perfect wrapped Effect, excellent Sound Insulation

• The improved universal rotating shaft can be reversal by 15 degree and fit with your ears by 360 degree

• Exquisite package box

Specifications:

• Loudhailer diameter: 40mm

• Frequency range: 20Hz~20KHz

• Sound effect: 7.1 simulated sound channels

• Sensitivity: 111 ± 3dB at 1 khz

• Impedance: 32 Ohm

• Distortion: ≤ 2.5% THD

• Max Input power: 50mW

• Mic Dimension: Φ6.0 x 5.0mm

• Microphone directionality: Omnidirectional

• Microphone sensitivity: -54dB ± 3 dB

• Microphone impedance: ≤ 2.2KOhm at 1khz

• Microphone frequency Range: 50-10KHz

• Plug: USB

• Cablelength: Approx. 3m

• Net weight: about 395g

Package included:

• 1 x SADES SA-903 7.1 Channel USB Gaming Headset with Mic - Black