Grandstream GSC3518HS - SIP/Multicast Talk-Back Horn Speaker

Features:

- Powerful 50-watt speaker with a maximum volume of 126 dBA, ideal for sound reinforcement in large outdoor areas - Three microphones, AI-based background noise suppression, and an intelligent text-to-speech feature ensure that every word is clearly audible in two-way communication scenarios.- Supports full-band and wideband audio codecs, including Opus and G.722—includes differential LINE IN and LINE OUT connectors—supports AirPlay, ONVIF, RTSP/HTTP streaming, local audio files, and playback via mobile apps.- SIP paging, multicast paging, call waiting with priority override, and more—A 10/100 Mbps network port with PoE/PoE+/PoE++- input and a 10/100 Mbps network port with PoE/PoE+ output - Waterproof and dustproof to IP66, including a rugged stainless steel mount suitable for harsh outdoor environments