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Yealink SIP-T21P IP Desktop Phone

Entry level IP desktop phone with HD voice quality, PoE and extra large display for 2 VoIP accounts

Manufacturer Ref.: 105908 Product Ref.: YEALINKT21P
Yealink SIP-T21P IP Desktop PhoneYealink SIP-T21P IP Desktop Phone

Key features

  • 2 IP accounts
  • 132 x 64 pixel 5-line display
  • Dual 10/100 Ethernet ports/PoE
  • RJ9 headset port
  • HD voice
  • Compatible with leading IP PBX providers: Alcatel - Aastra - Avaya - 3CX - Asterisk - Sipleo

  • 1 year standard warranty
€51.99 ex. VAT
€62.91 incl. VAT

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Yealink T21P + Freemate Headset
x1 Yealink SIP-T21P IP Desktop Phone
x1 Freemate DH037U-GY (1)
€83.98 ex. VAT
€80.99 ex. VAT
Product information

The Yealink SIP-T21P is an entry level IP  desktop phone for 2 VoIP accounts with advanced features such as HD audio, a large 5-line LCD. The SIP-T21 supports IP, Open VPM and a redundancy server, plus SRTP, HTTPS. Dual 10/100 Mbps Ethernet ports with built-in PoE are ideal for extended network use.

It also provides a variety of features such as dual Ethernet ports, headset port, phonebook for 1000 entries, SMS, 4 soft keys and 3-way conferencing. PoE and PnP ports and compatibility with the leading IP-PBX and soft switch developments.

Please note that this phone has PoE, so does not come with a power supply. If you need a power supply.


  • 2 VoIP accounts, hotline, emergency call
  • Dual Ethernet ports/PoE
  • Call waiting, call transfer, call forward
  • Hold, mute, flash, auto-answer, redial
  • 3-way conference, DND, speed dial
  • Full duplex speakerphone
  • Phonebook for 1000 entries
  • Import/export, call history
  • Volume adjustment, ring tone selection
  • Tone scheme, System log
  • Multi-language (more than 20)
  • Dial plan, dial-now
  • Voicemail, MWI
  • Intercom, Paging
  • Call park, call pickup
  • Distinctive ringtone
  • Wideband codec: G.722
  • Narrowband codec: G.711, G.723.1, G.726, G.729AB, VAD, CNG, AEC, PLC, AJB, AGC
  • Full-duplex hands-free speakerphone with AEC
  • SIP v1 (RFC2543), v2 (RFC3261)
  • NAT Traversal: STUN mode
  • DTMF: In-Band, RFC2833, SIP Info
  • Proxy mode and peer-to-peer SIP link mode
  • IP Assignment: Static/DHCP/PPPoE
  • TFTP/DHCP/PPPoE client
  • Telnet/HTTP/HTTPS server
  • DNS client
  • NAT/DHCP server
  • FTP/TFTP/HTTP/PnP auto-provision
  • Configuration: browser/phone/auto-provision
  • Direct IP call without SIP proxy
  • Dial number via SIP server
  • Dial URL via SIP server
  • HTTPS (server/client)
  • SRTP (RFC3711)
  • Transport Layer Security (TLS)
  • VLAN (802.1 pq), QoS
  • Digest authentication using MD5/MD5-sess
  • Secure configuration file via AES encryption
  • Phone lock for personal privacy protection
  • Admin/user configuration mode
  • TI TITAN chipset
  • 5-line LCD
  • 31 keys
  • 4 LEDs: 1xpower, 2xline, 1xmessage
  • 1xRJ9 handset port
  • 1xRJ9 headset port
  • Wall-mounted
  • Power consumption: 1.4-2.6W
  • Net weight: 0.81kg
  • Dimension: 209 x 188 x 41mm
Warranty 1 year
Connecting line IP SIP free
Number of lines 2
Key features With 3-way conference, With call log
Function keys With call key , With hands free kit, With mute key , With navigation key , With pause key , With R key, With redial key
Softkeys 6 softkeys
Directory 1000
Phonebook features Black list - XML - DND
Expansion module Not compatible
Optimized for Microsoft Lync Not optimized for Microsoft Lync
Volume control Handset volume control , Ringtone volume control , Speakerphone volume control
Hearing aid compatible Compatible with hearing aid
Speakerphone Yes
Hands free With hands free kit
Headset port With headset port
Type of headset jack Entrance RJ for headset
Sound quality HD voice sound
Line powered Self-powered
Power source PoE powered
Display With display
Type of display Black and white display, Graphical display, LCD display
Display size 132x64 pxl
Keypad Numerical keypad
Colour Black
Call indicator LED With LED call indicator
Connectivity 2 RJ45 ports
Wall mounting With optional wall mounting
In the box
Yealink T21P IP Phone
Phone stand
Handset cord
Ethernet cable
Quick installation guide
Headset-Clene Disinfectant Wipes
€8.99 ex. VAT
Coiled Telephone Handset Cord (White)
€1.99 ex. VAT
Coiled Telephone Handset Cord 5m (White)
€9.99 ex. VAT
Jabra GN1200 Smart Cord
€18.99 ex. VAT
Twist-Up - The No-Cable-Tangle Gadget
€4.95 ex. VAT
Power Supply Unit for Yealink Phones
€11.99 ex. VAT
0,5m CAT 6 RJ45 Network Cable (Blue) 1
€1.99 ex. VAT
Freemate DH037U-GY (1)
€31.99 ex. VAT
Freemate DH037UB-GY (1)
€39.99 ex. VAT
Yealink YHS33 Corded Headset with Free Cable
€27.99 ex. VAT
Yealink YLPOE30 PoE-adapter
€32.99 ex. VAT