The Poly SAVI 7310 OFFICE Mono is a wireless headset that utilises military grade DECT Security (Step C) to ensure conversations are kept private. It is an ideal solution for financial, medical, government and contact centers environments or anywhere sensitive conversations happen. The Poly SAVI 7300 OFFICE series connects to your PC and Desk phone and offers a wireless range of up to 180 meters. The SAVI 7300 series is certified for use with Microsoft Teams (Savi 7310-M Only). Enjoy crystal clear audio quality with the latest DECT compression and modulation techniques while the Noise Cancelling microphone with Poly Acoustic Fence Technology that filters out unwanted background noises. Features: Wireless DECT Headset Crystal Clear Calls 215202-05 Specifications: Dimensions: H:14.0 x W:18.0 x D:18.0 cm Colour: Black Guarantee:2 years Material: Plastic Model Number: 100009723