Sonnet Duo BT Stereo HeadsetThe ProXtend Sonnet (Duo) is a professional wireless communications headset specifically designed for professionals in both office and call center environments. With a transmission distance of up to 30m you can rest assured that you don’t always have to be tied to your desk when making a call. Thanks to its integrated multi-point technology you can connect two devices at the same time (answer calls from your computer or your mobile phone). • Noise canceling design and super soft leatherette ear cushions for the best calling experience. Package dimensions: 20x16x7 cm, Weight: 0.45 kg, Includes: Base station, USB cable, charging stand Ports and interfaces Connectivity: Wireless, Bluetooth 5.0 (profiles: A2DP/AAC/AVRCP/HFP/HSP), USB: Micro-USB System Requirements S.