Grandstream GSC3505 - IP speaker - wireless

Build powerful public address announcement solutions that expand security and communication with the Grandstream GSC3505 IP Speaker. 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 Wi-Fi. With an industrial design and rich features, the GSC3505 is the ideal SIP speaker for any setting.