Grandstream USB Headset GUV3000 GXP2140 Supports 1 SIP profile through

Supports 1 SIP profile through a single FXS port and a single 10/100Mbps port

and sophisticated background noise suppression

Supports up to 1500 users and up to 200 concurrent calls

with advanced acoustic echo cancellation noise shield technology

the GXP1620/1625 features state-of-the-art security encryption technology (SRTP and TLS)

Grandstream USB Headset GUV3000 GXP2140 Supports 1 SIP profile throughGUV3000 Ideal for remote workers and busy environments, the GUV3000 and GUV3005 are HD USB Headsets with noise canceling technology that pair with laptops, computers, IP phones and other devices to offer high quality sound. The GUV3000 and GUV3005 are HD USB Headsets that pair with laptops, computers, IP phones and other devices to offer high quality sound. Ideal for remote workers and busy environments, these USB headsets feature a noise cancellation