Grandstream GSC3516 - SIP/Multicast Talk-Back Speaker

Grandstream GSC3516 SIP/Multicast Talk-Back Speaker Technical Specifications:

Network Interfaces

• One 10/100 Mbps port with integrated PoE/PoE+

Operating System 

• Linux

Protocols/Standards

• SIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR,HTTP/HTTPS, ARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, LLDP-MED, SIMPLE, LDAP,TR-069, 802.1x, TLS, SRTP, IPv6, OpenVPN®

Bluetooth

• Yes, integrated. Bluetooth 2.1+Enhanced Data Rate (EDR)+ BT4.2

Wi-Fi

• Yes, dual-band 2.4 & 5GHz with 802.11 a/b/g/n/ac

Auxiliary Ports

• One 2-pin multi-purpose input port, Reset

HD Audio 

• Yes, HD speakerphone with support for full band audio with 48KHz voice sampling frequency

Voice Codecs and Capabilities

• G.711µ/a, G.722 (wide-band), G.726-32, iLBC, Opus, G.723, G.729A/B, in-band
  and out-ofband DTMF (In audio, RFC2833, SIP INFO), VAD, CNG, AEC, PLC, AJB,
  AGC, ANS

Telephony Features

• SIP Paging, Multicast Paging, Group Paging, PTT, Call-waiting with priority override, Bluetooth SCO call

Speaker

• 15W high-fidelity HD speaker
  Frequency: 110Hz-20000 Hz
  Sensitivity: Up to 90 dBA at 1W power at 0.5 meter

Sensitivity

• Up to 90 dBA at 1W power at 0.5 meter

Microphone 

• 3 directional microphones with beam-forming capability and 1 omnidirectional
  auxiliary microphone that offer a 4.2 meter pickup distance

Security

• User and administrator level passwords, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, TLS, SRTP, HTTPS, 802.1x media
  access control,secure boot

Multi-Language

• English, German, French, Spanish, Portuguese, Russian & Chinese

Power & Green Energy Efficiency

• Integrated PoE* 802.3af Class 3, PoE+ 802.3at Class 4

Package Contents

• GSC3516 SIP/Multicast Talk-Back Speaker, mounting kits, quick installation guide
  Physical Unit Dimensions: 257mm (diameter) x 68.5mm (depth)
  Unit Weight: 0.92kg , Box Weight: 1.75kg