Product Categories

Product Filter

Product Type:
 Camera (1)
 DECT Repeater (1)
 IP Conference Phone (1)
 IP Phone (16)
 IP Phone Expansion Module (4)
 IP Phone Headset (1)
 IP Phone Power Supply (3)
 IP Phone Wireless Headset Adapter (1)
 IP Video Phone (2)
 Microphone (1)
Price Range:
 Less than 25 000 (5)
 100 000 - 150 000 (4)
 25 000 - 49 900 (2)
 50 000 - 99 900 (17)
 150 000 & Up (3)
Brand:
 CISCO (2)
 Yealink (29)
PDFPrint
Yealink (SIP-T21) Entry-level IP Phone without PoE, with PSU
View Full-Size Image
Yealink (SIP-T21) Entry-level IP Phone without PoE, with PSU
Manufacturer:  ( Yealink )
Price:  
36,000 AMD
Phone Features
  • 2 VoIP accounts
  • Call hold, mute, DND,
  • One-touch speed dial, hotline
  • Redial, call return, auto answer
  • Call forward, call waiting, call transfer
  • Group listening, SMS, emergency call
  • Redial, call return, auto answer
  • Local 3-way conferencing
  • Direct IP call without SIP proxy
  • Ring tone selection/import/delete
  • Keypad lock, emergency call
  • Set date time manually or automatically
  • Dial plan, XML Browser, action URL/URI
  • Local phonebook up to 1000 entries
  • Black list
  • XML/LDAP remote phonebook
  • Intelligent search method
  • Phonebook search/import/export
  • Call history: dialed/received/missed/forwarded
IP PBX Features
  • Busy Lamp Field (BLF)
  • Bridged Line Apperance(BLA)
  • Anonymous call, anonymous call rejection
  • Message waiting indicator (MWI)
  • Voice mail, call park, call pickup
  • Intercom, paging, music on hold
  • Call completion, call recording, hot-desking
Audio Features
  • HD voice: HD handset, HD speaker
  • Wideband codec: G.722
  • Narrowband codec: G.711(A/μ), G.723.1, G.729AB,
    G.726, iLBC
  • Full-duplex hands-free speakerphone with AEC
  • DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO
  • VAD, CNG, AEC, PLC, AJB, AGC
Network and Security
  • SIP v1 (RFC2543), v2 (RFC3261)
  • IPv6, open VPN
  • NAT transverse: STUN mode
  • Proxy mode and peer-to-peer SIP link mode
  • IP assignment: static/DHCP 
  • HTTP/HTTPS web server
  • Time and date synchronization using SNTP
  • UDP/TCP/DNS-SRV(RFC 3263)
  • QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS, DSCP
  • SRTP for voice
  • Transport Layer Security (TLS)
  • HTTPS certificate manager
  • AES encryption for configuration file
  • Digest authentication using MD5/MD5-sess
  • IEEE802.1X
Management
  • Configuration: browser/phone/auto-provision
  • Auto provision via FTP/TFT P/HTTP/HTTPS for mass deploy
  • Auto-provision with PnP
  • Zero-sp-touch
  • Reset to factory, reboot
  • Package tracing export, system log
Physical Features
  • 132x64-pixel graphical LCD
  • LED for call and message waiting indication
  • Intuitive user interface with icons and soft keys
  • National language selection
  • Caller ID with name, number
  • 2xRJ45 10/100M Ethernet ports
  • Power over Ethernet (IEEE 802.3af), class 2
  • 31 keys including 4 soft keys
  • 4 LEDs: 1xpower, 2xline, 1xmessage
  • 1xRJ9 handset port
  • 1xRJ9 headset port
  • Wall-mountable
  • Power adapter: AC 100~240V input and
  • DC 5V/600mA Output
  • Power consumption: 1.2-1.9W
  • Dimension: 209mm*188mm*150mm*41mm
  • Operating humidity: 10~95%
  • Storage temperature: -10~50°C

ISO