Grandstream GSC3506 SIP Speaker

The GSC3506 is a 1-way public address SIP speaker that allows offices, schools, hospitals, apartments and more to build powerful public address announcement solutions that expand security and communication. The GSC3506 support built-in whitelists ,blacklists and greylists to easily block unwanted calls, SIP and multicast paging, group paging and PTT. users can easily sculpt a state-of-the-art security and PA announcement solution. Thanks to its modern industrial design and rich features, the GSC3506 is the ideal SIP speaker for any setting.

GSC3506 SIP Speaker Features:

• Speaker with HD acoustic chamber
• SIP paging, multicast paging, call waiting with priority override
• Full-band and wide-band audio codec support 
• 1x 2-pin switch-in input port, 1x Alarm-in input port, vol+/- Key, reset, 1x network port, 1x USB port
  
• One 10/100Mbps network port with PoE/ PoE+