SIP Speakers

GR-GSC3510 Grandstream 2-Way SIP Intercom Speaker/Microphone

Regular price $301.40
This robust SIP intercom device offers 2-way voice functionality with both a high-fidelity 8W HD speaker and 3 directional microphones with Multichannel Microphone Array Design (MMAD) that offer a 4.2 meter pickup distance. The GSC3510 supports a wide-range of...

GR-GSC3505 Grandstream 1-way public address SIP speaker

Regular price $350.90
This robust SIP speaker offers crystal clear HD audio functionality with a high-fidelity 8-Watt HD speaker. The GSC3505 supports Bluetooth devices, a built-in whitelist and blacklists to easily block unwanted calls, SIP and multicast paging, and integrated dual-band WiFi....