IP-Телефон Grandstream GHP631 Black

Protocols/standards SIP: SIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, TLS, SRTP Network: IPv4, IPv6, HTTP/HTTPS, ARP, ICMP, DNS (A-record, SRV, NAPTR), DHCP, SSH, TFTP, NTP, STUN, LLDP, TR-069, 802.1x Graphic display 3.5" (480 x 320) high-resolution color LCD display Network interfaces One 10/100 Mbps Ethernet connector with auto-negotiation function and integrated Class 2 PoE module Wi-Fi Built-in dual-band 802.11a/b/g/n/ac/ax Wi-Fi module (2.4 and 5 GHz) (GHP630W/ GHP631W models) Main buttons 26 buttons, including: 6 context-sensitive programmable buttons; 12 standard numeric buttons (0-9: speed dial buttons with settings in the web interface, *, #); 5 special buttons (Flash, Redial, Speakerphone, Answering machine, Hold); 3 volume control buttons: increase, decrease, off. Microphone (with red LED indicator) HD audio One HD handset with broadband audio Audio conference call 2 SIP accounts and 2 lines, conferences for up to 3 participants Voice codecs and features Supports G.729A/B, G.711m/a-law, G.726, G.722 (broadband), G.723, iLBC, full-band Opus, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJB Telephony functions Dial, answer, redial, reset, speakerphone, voicemail (with server), translation, conference, hold/de-hold, microphone mute and on, flexible subscriber group configuration, switching to backup server in case of failure during speed dial Additional features Support for multicast paging and E911 service Door opening support via GDS Support for advanced jitter resistance algorithm USB Type-C connector for charging external devices (max. 500 mA) Wall mounting One wall mount Quality of service Layer 2 (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) Safety Secure boot, random default password, unique security certificate for each device, passwords for administrators, 256-bit configuration file AES encryption, SRTP, TLS, access control to the transmission medium based on 802.1x Languages English, Spanish, French, Chinese (expected) Update/Setup Firmware update via FTP/TFTP/HTTP/HTTPS, quick setup in 15 seconds, mass configuration using GDMS/TR-069 or an XML configuration file with AES encryption Nutrition and energy efficiency Universal Power Adapter (GHP630W/GHP631W) Input: 100-240 VAC, 50/60 Hz Output: 12V/0.5A (6W) Temperature and humidity Operation: from 0 to +40 °C Storage: -10 to +60 °C Humidity: 10-90% (non-condensing) Package Contents GHP phone, handset with cord, mount, Universal power adapter (GHP630W and GHP631W), Front panel, quick installation guide Colour White (GHP630, GHP630W), Black (GHP631, GHP631W) Physical characteristics Device size: 210 mm (L) * 147 mm (W) * 89.8mm (H) (with tube and stand) Device weight: 601g (GHP630/GHP631), 658g (GHP630W/GHP631W [USA]), 668g (GHP630W/ GHP631W [other countries]) Package weight: 824g (GHP630/GHP631), 881g (GHP630W/GHP631W [USA]), 891g (GHP630W/ GHP631W [other countries])