Brand: Grandstream

Model: Grandstream GAC2500 Video Conferencing

Protocols/Standards: SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPV6 (pending), OpenVPN (pending)

Network Interface: Auto-sensing Gigabit Ethernet port with integrated PoE+ (IEEE 802.3at Class4)

Graphic Display: 4.3” IPS LCD with 800x480 resolution

Mic: 3 cardioid microphones; 12 ft. pickup distance, 360° capture

Speakerphone: Frequency: 220-18,000 Hz, Volume: Up to 86 dB at 0.5 meter, Audio full duplex

Bluetooth: Yes, integrated. Bluetooth 4.0

Wi-Fi: Yes, integrated. 802.11 b/g/n

Auxiliary Ports: 3.5mm audio port, USB Micro-B, RJ48 daisy chain port

Voice Codecs: Support for G.711µ/a, G.722, G.726, iLBC, Opus, G.722.1 and G.722.1c (pending), in-band and out-of-band DTMF (In audio, RFC2833, SIP INFO), G.729A/B, VAD, CNG, AEC, PLC, AJB, AGC

Telephony Features: 6 SIP accounts, hold, transfer, forward, 7-way conference, call park, call pickup, downloadable phonebook (XML, LDAP, up to 2000 items), call waiting, call log (up to 2000 records), XML customization of screen, auto answer, click-to-dial, flexible dial plan, hot desking, personalized music ringtones and music on hold, server redundancy and fail-over

Sample Applications: Web browser, Adobe Flash, Facebook, Twitter, YouTube, Google calendar, mobile phone data import/export via Bluetooth, etc. API/SDK available for advanced custom application development

HD Audio: Yes, speakerphone with support for wideband audio

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, German, Italian, French, Spanish, Portuguese, Russian, Croatian, Chinese, Korean, Japanese, and more

Upgrade/Provisioning: Firmware upgrade via TFTP / HTTP / HTTPS or local HTTP upload, mass provisioning, using TR-069 or AES encrypted XML configuration file

Power & Green Energy Efficiency: Universal Power Supply:Input:100-240VAC 50-60Hz; Output:12VDC,2A (24W)

Physical: Unit dimension: 280mm(W) x 285mm(L) x 60mm(H)

Unit weight: 1.34kg; Package weight: 2.35kg

Operation: 0°C to 40°C

Storage: -10°C to 60°C

Humidity: 10% to 90% Non-condensing

Package Content: GAC2500 phone, universal power supply, network cable, USB cable, RJ48 cascade cable, Quick Installation Guide

Warranty: 1 Year Warranty