Grandstream GSC3510 SIP Intercom Speaker and Microphone

Granstream GSC3510 SIP Intercom The Granstream GSC3510 is a two-way SIP intercom speaker and microphone that comes feature-rich at an affordable price point. Features Full-duplex speakerphone with HD acoustic chamber, advanced acoustic echo cancellation 3 directional mics with MMAD and microphone beamforming array 2 metre pickup distance Full-band and wide-band audio codec support including Opus and G.722 Integrated dual-band 802.11 a/b/g/n WiFi and Bluetooth 10/100Mbps network port with PoE/PoE 2-pin multi-purpose input to support peripherals, including call buttons