Gnnetcom Gn 2000 usb wideband stereo headset GN 2000 USB Wideband Stereo Headset, Foam Ear Cushions Professional stereo headset for VolP and all your PC audio applications. The plug-and-play headset features comfortable foam ear cushions and inline sound controls. Provides full frequency response up to 6,800 Hz so you enjoy optimum call clarity. Tested to withstand rough handling and comfortable enough to wear all day. Features PeakStop™ technology, which cuts off sudden loud noises above 118 dB SPL. Large ear cushions provide exceptional comfort thanks to fully gimballed mountings.