Grandstream GRP2615, Carrier-Grade IP Phones, 10 line keys, 16 SIP accounts, 40 Digital BLF and Speed Dial keys, HD (with power supply)

Protocols/Standards SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, PPPoE, TELNET, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP*, IPV6 Network interfaces Two dial-up 10/100/1000 Mbit/s Gigabit Ethernet ports with auto-detection and integrated PoE Bluetooth Yes, built-in Wi-Fi Yes, built-in dual-band 802.11a/b/g/n/ac class Wi-Fi module (2.4GHz and 5 GHz) Screen 4.3-inch color TFT LCD screen with a resolution of 480x272 pixels Speech codecs and features Supports G7.29A/B, G.711 mic/a-law, G.726, G.722 (broadband), G723, iLBC, OPUS, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO), VAD, CNG, AEC, PLC, AJB, AGC Telephony functions Hold, Transfer, Forwarding, 3-way conference, Call parking , Call Interception, Paired Lines (SCA)/(BLA), Downloadable phonebook (XML, LDAP, up to 2000 entries), Call waiting, Call log (up to 2000 recordings), XML screen personalization, auto-dial when you pick up the handset, auto-answer, tap call, flexible number plan, shift work of users, personalized ringtones and on-hold melody, switching to a backup server in case of failure HD Audio Yes, high-resolution audio in the handset and speaker speakers with broadband audio support Expansion Module Yes (GBX20) Function keys 10 line buttons and up to 16 SIP accounts, 5 XML programmable context -sensitive on-screen buttons, 5 navigation/menu buttons, 9 special function buttons: MESSAGE/MESSAGE (with LED indicator), TRANSFER/TRANSFER, HOLD/HOLD, HEADSET/HANDSET, MUTE/OFF SOUND, SEND/REDIAL / SEND/REDIAL, SPEAKERPHONE/SPEAKERPHONE, VOL+/ VOLUME +, VOL-/VOLUME - Footing Yes, 2 positions are available, wall mounting option (* Wall mounting kit sold separately) QoS Layer 2 QoS (802.1Q, 802.1P) and Layer 3 QoS (ToS, DiffServ, MPLS) Additional ports RJ9 headset jack (EHS support when using Plantronics headsets), USB Safety User-level and administrative-level password, authentication based on MD5 and MD5-session, configuration file with 256-bit AES encryption, SRTP*, TLS, 802.1x media access control, secure download Supported languages English, German, Italian, French, Spanish, Portuguese, Russian, Croatian, Chinese, Korean, Japanese, etc. languages Update/Customization Firmware update via FTP/TFTP/TFTPS/HTTP/HTTPS, group configuration using GDMS (Device Management System from Grandstream), TR069 or XML configuration file with AES encryption Nutrition and Energy Efficiency A universal power adapter is included in the package: Input: 100 - 240V; Output: +12V DC. Current, 1A Built-in Ethernet power supply (802.3af) IEEE 802.3az Ethernet energy efficiency Max. power consumption 6.3W (power adapter) or 7.4W (PoE) Temperature and humidity Operation: 0°C to 40°C, Storage: -10°C to 60°C Humidity: 10% to 90%, Non-condensing Dimensions and weight Dimensions: ; Weight of the device: 970g ; Package weight: 1480g Dimensions: 243mm x 210mm x 82.3mm Physical Dimensions: ; Device Weight: 970g ; Package weight: 1480g Dimensions: 243mm x 210mm x 82.3mm Accordance FCC: Part 15 Class B; Part 15 Subsection C, 15.247; Part 15 Subpart E, 15.407; FCC Part 68 of the HAC CE: EN 55032; EN 55035; EN 61000-3-2; EN 61000-3-3; EN 62368-1; EN 301489-1; EN 301489-17; EN 300328; EN 301893; EN 62311 RCM: AS/NZS CISPR32; AS/NZS 4268; AS/NZS 62368.1; AS/CA S004. IC: ICES-003; CS-03; RSS-247; RSS-102.