Grandstream GRP2650, Carrier-Grade IP Phones, 14 line keys, 16 SIP accounts, 48 Digital BLF and Speed Dial keys, HD (with power supply)

Protocols/standards SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS (record A, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPV6 Network interfaces Two switchable 10/100/1000 Mbit/s Gigabit Ethernet ports with auto-negotiation and integrated PoE module Graphic display 5" TFT LCD display (1280×720) Wi-Fi Yes, built-in dual-band Wi-Fi module 802.11 a/b/g/n/ac (2.4 and 5 GHz) Bluetooth Yes, the built-in module Main buttons 14 line buttons with support for up to 6 SIP accounts, 6 programmable (XML) contextual touch keys, 5 menu/navigation keys, 9 special keys: MESSAGE (with LED indicator), TRANSLATE, HOLD, HEADSET, SOUND OFF, SEND/REDIAL, SPEAKER, THUNDER.+, THUNDER. - Additional connectors RJ9 headset jack (allowing you to connect an EHS headset adapter Plantronics) and a USB connector Voice codecs and features Supports G.729A/B, G.711m/a-law, G.726-32, G.722 (broadband), G723.1, iLBC, OPUS, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO) Telephony functions Retention, transfer, forwarding, five-participant conference, call parking , call interception, single internal number (shared call appearance, SCA), bridged line appearance (BLA) function, downloadable phone book (XML, LDAP, up to 2000 elements), call waiting , call log (up to 2000 recordings), XML screen setup, auto-dial when the handset is picked up, answering machine, call from the website (click-to-dial), flexible configuration of subscriber groups, support for shared workplace usage, personalization of ringtones and ringtones on hold, switching to a backup server in case of failure HD Audio Yes (HD tube and speaker), with broadband audio support and two microphones Expansion Module Yes, GBX20 Rack Yes, with two tilt angles and wall mount (*Wall mount is available separately) Quality of service Layer 2 (802.1Q, 802.1P), 802.11e (WMM) and Layer 3 (ToS, DiffServ, MPLS) Safety Passwords for users and administrators, authentication on the database MD5 and MD5-session, configuration file with 256-bit AES encryption, SRTP, TLS, 802.1x-based media access control, secure download Languages English, German, Italian, French, Spanish, Portuguese, Russian, Croatian, Chinese, Korean, Japanese and others Update/Setup Firmware update via FTP/TFTP/TFTPS/HTTP/HTTPS, mass configuration using GDMS/TR-069 or XML configuration file with AES encryption Nutrition and energy efficiency The package includes a universal power adapter: input: 100-240 V; output: +12V, 1.0 A; integrated Power-over-Ethernet module (802.3af) IEEE 802.3az Ethernet energy efficiency Maximum power consumption: 6.2W (power adapter) Temperature and humidity Operation: from 0 to 40 °C Storage: -10 to 60 °C Humidity: 10 to 90% non-condensing Package Contents GRP2650 phone, handset with wire, stand, 12V power adapter, Network cable, Quick installation guide Physical characteristics Sizes: device weight 1050 g; package weight 1620 g Dimensions: 263 × 210 x 82 mm