The Jabra PRO 930 UC is compatible with all leading Soft Phone Applications like Skype, Office Communication, Lync, Avaya and More. User-friendly voice prompts make set-up a breeze, and the simple and intuitive call-control buttons make it easy to manage calls while away from your desk.PRO 930 UC Features:Utilizes DECT 6.0 Technology- Ensures Call Privacy w/ 64-Bit Digital Encryption- Provides Top of the Line Audio Quality- Reduces Interference w/ Other Wireless DevicesWireless HeadsetSingle EarpieceDigital Signal Processing TechnologyEnriches Sound Quality3-in-1 Wearing StylesEarhook, Headband, & EarloopLightweightNoise-Canceling MicrophoneCall Hold / Call WaitCall Answer / End ButtonVolume Control w/ Mute ButtonReject Incoming CallUp To 8 Hours Talk TimeUp To 325' RangeVoice ActivatedIncreased Clarity / Enhanced SecuritySafeTone TechnologyUSB Connection for Computer PhonesConnects To: Computer