[. . . ] [. . . ] The noise-canceling microphone also makes your voice more clear during gaming or chatting, and the rubber microphone is easy to bend to your liking. Other features include a foldable headband, soft ear-pad, in-line volume control and the headset is Windows Vista capable. Contact your sales representative for more information. Features: Foldable USB gaming headset with vibration function Easy installation; plug and play with USB In-line volume control for volume and microphone Noise-canceling microphone assures clear voice Technical Specification: • • • • • Frequency response: 10Hz ~ 20KHz Impedance: 32ohm +/- 20% Sensitivity: 112dB +/-3dB@ 1KHz Distortion (THD): <3% @1KHz for 1mW Max input: 5mW WEEE Data: Shipping information • Carton/pcs: 30pcs • Body weight: 200g • Gift box size: 18. 2 x 24. 7 x 7. 5cm • Carton size: 550 x 370 x 500mm • Cuft: 3. 58 • Carton size: 55 x 37 x 50 cm Earphone Comparison: Models Package HS-04V HSHS-03U HS-04U Dates Available: Samples: May. 2007 Ideal to use with these devices: Specification Interface Frequency response Sensitivity Impendence (@1KHz) Weight Cable length Dolby Vibration Shipping information Pcs per carton CUFT 10 2. 68 30 3. 58 20 5. 25 Stereo USB USB 20Hz~20KHz 20Hz~20KHz 20Hz~20KHz 108dB 32ohm 200g 1. 5M 112dB 32ohm 200g 1. 5M Yes 112dB 32ohm 220g 1. 5M Yes - Ergo Media 500 Navigator 535 SW-V2. 1 1500 SW-F2. 1 1500 [. . . ] [. . . ]