The Savi 430 is the first portable PC-based wireless headset system that incorporates DECT technology for unsurpassed, enterprise-grade audio quality, even in dense working environments. Hands-free functionality increases productivity by enabling users to multitask and move freely around the office. Enjoy the best PC audio with the portable Savi 430. Product Type: Headset - wireless - DECT 6.0 Recommended Use: Computer Headphones Form Factor: Over-the-ear mount Connectivity Technology: Wireless - DECT 6.0 Sound Output Mode: Mono Microphone: Boom Controls: Mute, volume, answer/end Manufacturer Warranty: 1 year warranty Product Type: Headset - DECT 6.0 Recommended Use: Computer Headphones Form Factor: Over-the-ear mount Connectivity Technology: Wireless - DECT 6.0 Available Microphone: Yes Sound Output Mode: Mono Type: Boom Controls: Mute, volume, answer/end Transmission Range: 295 ft Included Accessories: DECT USB dongle Compliant Standards: Plug and Play Battery: Headset battery Run Time (Up To): 6 hour(s) Service & Support: Limited warranty - 1 year