The GSC3505 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. 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. By pairing the GSC3505 with other Grandstream devices, including desktop and cordless IP phones as well as the GDS series of Facility Access products, users can easily sculpt a state-of-the-art security and PA announcement solution. Thanks to its modern industrial design and rich features, the GSC3505 is the ideal SIP speaker for any setting.

Features:
• Speaker with HD acoustic chamber
• Features SIP paging, multicast paging, callwaiting with priority override
• Full-band and wide-band audio codec support including Opus & G.722
• Integrated dual-band 802.11 a/b/g/n WiFi and Bluetooth
• One 10/100Mbps network port with PoE/ PoE+

Caution! According to current Greek Legislation, of N.F.B.A.R. and the provisions of the P.D. 98/2017 the lawful use of this product in the frequency band 2400 – 2483,5 MHz, provides for a maximum transmit power of 100mW e.i.r.p.
At this maximum power the output power of the transmitter and the gain of the antenna are both taken into account. Responsible for spectrum surveillance is H.T.P.C.
This product is CE marked, P.D. 98/2017
This product is intended for indoor use.

Caution! According to current Greek Legislation, of N.F.B.A.R. and the provisions of the P.D. 98/2017 the lawful use of this product in the frequency band 5150 – 5250MHz and 5250 – 5350MHz, provides for a maximum transmit power of 200 mW e.i.r.p.
At this maximum power the output power of the transmitter and the gain of the antenna are both taken into account. Responsible for spectrum surveillance is H.T.P.C.
This product is CE marked, P.D. 98/2017
This product is intended for indoor use.

Warranties - Returns:
Money Return:	Repair - Replacement:
20 days	24 months

Specifications
Protocols/Standards	SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, LLDP-MED, TR-069, 802.1x, TLS, SRTP, IPv6, OpenVPN®
Network Interfaces	One 10/100 Mbps port with integrated PoE/PoE+
Bluetooth	Yes, integrated. Bluetooth 4.0 + EDR
Wi-Fi	Yes, dual-band 2.4 & 5GHz with 802.11 a/b/g/n, WMM
Voice Codecs and Capabilities	G.711µ/a, G.722 (wide-band), G.726-32, iLBC, Opus, 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, call-waiting with priority override
HD Audio	Yes, HD speaker with support for full-band audio
Speaker	8W high-fidelity HD speaker
QoS	Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS
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
Multi-language	English, French, German, Portuguese, Russian, Simplified Chinese, Spanish
Upgrade/Provisioning	Firmware upgrade via TFTP / HTTP / HTTPS or local HTTP upload, mass provisioning using AES encrypted XML configuration file
Power & Green Energy Efficiency	Integrated PoE* 802.3af Class 3, PoE+ 802.3at Class 4
Temperature and Humidity	Operation: 0°C to 40°C Storage: -10°C to 60°C, Humidity: 10% to 90% Non-condensing
Package Content	GSC3505 SIP Speaker, mounting kits, quick installation guide, GPL license
Physical	Unit Dimensions: 215.32mm (diameter) x 68.7mm (depth) Unit Weight: 0.8kg, Box Weight: 1.39kg
Compliance	FCC: Part 15 (CFR 47) Class B; UL 60950 (power adapter); FCC Part 15C, FCC Part 15E, MPE CE : EN 55032; EN 55024; EN 61000-3-2; EN 61000-3-3; EN 60950-1; EN 301 489- 1/17; EN 300 328; EN 301 893; EN 62311; RoHS RCM: AS/NZS CISPR 32/24; AS/NZS 60950.1; AS/NZS 4268 IC: ICES 003, RSS 247, RSP-100, RSS 102