Grandstream Networks GSC3516 User Manual page 3

GSC3516 Technical Specifications
The following table resumes all the technical specifications including the protocols/standards supported, voice codecs,
telephony features, languages, and upgrade/provisioning settings for GSC3516.
Protocols/Standards
Network Interfaces
Operating System
Bluetooth
Wi-Fi
Auxiliary Port
Voice Codecs and
Capabilities
Telephony Features
HD Audio
Speaker
Microphones
QoS
Security
Multi-language
Upgrade/Provisioning
Power & Green
Energy Efficiency
Temperature and
Humidity
Package Content
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®
One 10/100 Mbps port with integrated PoE/PoE+
Linux
Yes, integrated. Bluetooth 2.1+Enhanced Data Rate (EDR)+ BT4.2
Yes, dual-band 2.4 & 5GHz with 802.11 a/b/g/n/ac
One 2-pin multi-purpose input port, Reset
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
SIP Paging, Multicast Paging，Group Paging, PTT, Call-waiting with priority override, Bluetooth SCO call
Yes, HD speakerphone with support for full band audio with 48KHz
voice sampling frequency
15W high-fidelity HD speaker
Frequency: 100Hz-20000 Hz
Volume: Up to 90 dBA at 1W power at 0.5 meter
3 directional microphones with beam-forming capability and up to 4.2-meter voice pickup distance and 1
omnidirectional auxiliary microphone
Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS
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
English, German, French, Spanish, Portuguese, Russian & Chinese
Firmware upgrade via TFTP / HTTP / HTTPS or local HTTP upload, mass provisioning using GDMS/TR069 or
AES encrypted XML configuration file
Integrated PoE* 802.3af Class 3, PoE+ 802.3at Class 4
● Operation: 0°C to 40°C
● Storage: -10°C to 60°C
● Humidity: 10% to 90% Non-condensing
● GSC3516 SIP Intercom Speaker/Microphone
● Mounting kits
● Quick installation guide