Overview The Sennheiser SH 230 IP is a premium sound single-sided headset. The most practical and affordable in the range, it is packed with safety and comfort features. This wideband headset delivers a more nuanced soundscape where voice transmission is perceived as warmer and more natural. Use SH 230 IP for VoIP communication via softphones on PCs / MacBooks and IP desk phones. Features HD voice clarity: The SH 230 IP wideband headset delivers natural high-definition sound for superior voice clarity, accented speaker recognition, and reduced echo Wearing flexibility: The 300° adjustable microphone boom means you can place the microphone just where you want it Lightweight build: Ideal for long calls within any office or professional environment Stylish presentation: A low-key colour scheme in black is finished with a slick light grey metal headband Acoustic excellence: The unique foam ear pad channels sound for maximum speech quality Protected hearing: ActiveGard®* technology protects against acoustic shock and sudden sound surges Peace of mind: It has a 2-year warranty Sennheiser Communications patented technology What\'s in the box? Headset with foam earpads Carry bag Quick & Safety Guide Microphone windscreen mounted Technical Data Wearing style Headband Color black Connector Easy Disconnect Show more Headphones Impedance ~180 Ω Frequency response (Headphones) 150 Hz - 6.800 Hz Sound pressure level (SPL) Max. 103 dB limited by ActiveGard® Microphone Frequency response (Microphone) 150 Hz - 6.800 Hz Microphone Omni directional THD, total harmonic distortion < 1%