Portable wireless speakerphone For small to medium-sized conferences with up to 8 participants Choice of Bluetooth and USB-C offers flexible connection possibilities. Two long-range noise cancelling microphones with echo suppression and a low distortion speaker with crystal clear playback enable natural conversation in even challenging environments. Supported operating systems: Windows and Mac Talk time: up to 18 hours Charge time: 3 hours 20 minutes Range: up to 25 m LED indicators: Volume/mute, Bluetooth, activity, battery/charging Colour: Black/silver Optimised for UC and certified for Skype for Business (when connected to a PC or Mac) Includes: Bluetooth speakerphone with USB-C cable, BTD 800 USB dongle, USB-C/USB-A adapter, carry case