Sennheiser Epos Headset Wired With Mic USB Type-A 1000516 The Sennheiser SC 230 USB headset is a robust, single-sided, wired, softphone headset designed for Unified Communication professionals in Contact Center and Office workplaces. Create quality sound leadership with the Sennheiser Voice Clarity and noise-cancelling microphone, the SC 230 USB optimizes speech intelligibility in noisy environments to deliver a clearer, more natural conversational experience during calls. This Quality design is Built to last, the SC 230 USB is with its durable construction designed for years of continuous use. Its lightweight, metal-reinforced headband with numbered grooves gives a personalized fit and a fully adjustable, bendable boom arm positions the microphone perfectly. Specifications Product Type: Headset - wired - USB Series: 200 Series Weight: 58 g Colour: Black, silver Recommended Use: Communication Features: EPOS ActiveGard Audio Output Headphones Form Factor: On-ear monaural Headphones Technology: Dynamic Connectivity Technology: Wired Sound Output Mode: Mono Sound Effects: Voice Clarity Frequency Response: 50 - 18000 Hz Max Sound Pressure: 103 dB Volume Limiting Function: Yes Microphone Type: Boom Frequency Response: 150 - 6800 Hz Noise Cancelling: Yes Remote Control Controls: Answer/end, microphone on/mute Connections Connector Type: USB (4 PIN USB Type A) Miscellaneous Included Accessories: Carrying pouch, clothing clip, cable clip, foam ear pad Cable Details: USB cable - 2.9 m Works With Chromebook: Yes Dimensions & Weight (Shipping) Shipping Width: 15.3 cm Shipping Depth: 20 cm Shipping Height: 5.9 cm Shipping Weight: 181 g