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Điện thoại hội nghị IP GrandStream GAC2500 :
Điện thoại hội nghị IP GrandStream GAC2500
| Model | GAC2500 |
| 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 |
| Temperature and Humidity | • 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 |
| Compliance | • FCC: Part 15(CFR 47) Class B, FCC Part 15C 15.247; UL 60950 (power adapter). • CE: EN 55032,EN 55035,EN 61000-3-2,EN 61000-3-3,ETSI EN 301 489-1,ETSI EN 301 489-17, ETSI EN 300 328, EN 60950-1,EN 62311, RoHS. • RCM: AS/NZS CISPR 32, AS/NZS 60950.1, AS/NZS 4268. |
