Phone specifications - Support for 1 SIP account.
- Fully Russified: has a Russian menu, web interface, and contact entry in Russian.
- Keyboard with Russian alphabet.
- Phonebook with smart search (1000 entries), phonebook export/import, remote phonebook (XML), blacklist, call history (100 entries), speed and speed dialing, dialing rules.
- Keypad lock, volume control, ringtone selection.
- Call hold and waiting, call forwarding and transfer, DND mode, conference calling, call pickup, intercom calls (including group intercom call: Paging), hotline, auto answer, emergency call, auto redial mode.
- Voicemail.
- Control and configure your phone from the keyboard, via a web interface or remotely.
- Centralized installation, setup, configuration and software update via Autoprovision function (TFTP/FTP/HTTP/HTTPS/PNP/DHCP).
- Support for SNMP v1/2, TR069 protocol (optional).
- Support for Yealink RPS (Redirection and Provisioning Service).
- Special features for BroadSoft, Genesys, etc. platforms.
Network characteristics - Support for SIP 2.0 protocol (RFC3261).
- Transport: UDP, TCP, TLS, DNS SRV.
- NAT transverse support: STUN mode.
- Call modes: Peer-to-Peer, SIP Proxy.
- 3 network modes: DHCP/static IP/PPPoE.
- Support 802.1x, LLDP.
- Support VLAN (IEEE 802.1p/q tagging); TOS (layer 3).
- Supports in-band DTMF, out-of-band RFC2833 DTMF and SIP INFO.
- Support for encryption and identification standards (MD5 and MD5-sess).
- SRTP support.
- HTTPS client/server.
Working with voice - Support for standard codecs G.711, G.726, G.729AB, G.723.1.
- Supports VAD (Voice Activity Detection), CNG (Convenient Noise Generator), AEC (Echo Cancellation), NLP (Noise Suppression), AGC (Automatic Gain Control), AJB (Adaptive Jitter Buffer).
- High quality speakerphone with echo cancellation.
Physical characteristics - Two RJ45 ports (NAT and Bridge modes).
- Graphic 2.3" LCD screen with a resolution of 132x64 pixels without backlight.
- Headset jack RJ9(4P4C).
- DC 5V, 0.6A.
- Supports Power over Ethernet (802.3af) Class 2.
- Consumption: 1.24-2.62W.
- Possibility of wall mounting.
- Working temperature: 0°~50°.
- Dimensions: 185x188x43mm.
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