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D20/D21
  • Entry Level IP Phone

    D20/D21 is a dual 100Mbps Ethernet port IP phone with 6 SIP accounts, 2 linekeys, and full-view backlit greyscale display. It is a cost-effective IP phone specially designed for office staff. It supports IPV6 & IPV4 and ATCOM cloud network management platform, with full "user, network, deployment, security" features, good IP PBX and network compatibility. It is suitable for enterprise unified communications and IP voice applications of operators. Its innovative multi-scene key mode, which can be used to expand up to 12 visible DSS keys, definitely improves the office productivity. It adds user-friendly help information to the LCD, whichcan reduce the user's learning costs.

     


    6 SIP accounts,L1 and L2 line support monochrome LED light
    128*64 graphic lattice LCD
    Multi-scene switch key
    Navigation key
    LED Phone status indicator

    HD full range telephone receiver
    High-power loudspeaker
    Anti-interference microphone(handset and speakerphone)
    Closed microphone cavity




    Enter the guide interface. First: press the Menu key




    Second: Enter the main menu interface, and press the second softkey



     


    Last: Enter the guide interface and check the different guide step




    D series new feature, add multi-scene key, enter the different multi-scene user mode, the most can switch 4 times and add 12 BLF programmable keys. First: press the multi-scene key



     

     
    Second: Enter the other softkey user mode
      Boot page
      Standby page
      Menu
      Dialing
      Phone book
      Language selection
      Timezone selection
  • Basic functions
    128*64 graphic character dot matrix with full view of backlight LCD, 6 SIP accounts, Call Forward, Call Transfer, Call Waiting, Hotline, Call Hold, Auto Answer, Redial, Mute, DND, Local 3-Way Conferencing, Speed Dial, Voice Mail, Local Phonebook (up to 1000 ), Direct IP call without SIP proxy, Black list, Dialed/Received/Missed/Forwarded call (400 total), Call Center Headsets mode
    Quick to use features
    Multi-scene feature, Guide user document, 13 programmable keys, One key to arrive menu, One key to read the phone information, Intelligent search for phonebook, Dial assistant
    IP PBX Features
    Intercom, Paging, Call pickup, Call park, Anonymous call, Anonymous call rejection, Hold on music Conference Call, Group pickup, DND&Call forward state synchronization, Call Recording
    Mult-language
    English, German, Italian, French, Spanish, Portuguese, Russian, Simplified or Traditional Chinese, Polish, Turkish, Hebrew
    Advanced Features
    LDAP, XML remote phonebook, Action URL, Active URI, CSTA, Multicast paging
    Audio Features
    5 ringtons (system ringtone or custom ringtone) article, 8 volume adjustable & Mute mode, Narrowband codec: G.711(a/μ), G.729A/B/AB, G.726, iLBC, OPUS, Wideband codec: G.722, L16, Support VAD, CNG, AEC, PLC, AJB, AGC, Full-duplex speakerphone with AEC
    Network Features
    IPv4&IPv6, VlAN, LLDP, CDP, OpenVPN, IEEE 802.1X, STUN NAT Traversal, RPORT. Support Qos(IEEE802.1Q/p VLAN tagging) and layer 3 QoS(ToS,DiffServ,MPLS). SIP connection mode: Proxy mode, Peer to Peer. Support DNS SRV (RFC3263). DTMF: In-band, RFC2833, SIP INFO. HTTP/HTTPS web server. LAN/PC: support bridge mode, Support auto negotiation, Package tracing via PC port. Package tracing export by web. Support DHCP Option12 host name and Option 60 Vendor Class ID. Support syslog
    WiFi Features
    Security
    TLS, HTTPS, SRTP (RFC3711), Digest authentication using MD5/MD5-sess, AES encryption for configuration files, Phone lock, The administrator/user level access control
    Configuration
    Configurable through web interface/phone
    Batch deployment
    Service (RPS), TR069(Supported by special firmware), Import/Export CFG file via web, FTP/TFTP/HTTP/HTTPS, DHCP Option 66 or custom Option 128~254, PnP, Redirection Provisioning Generate multiple configuration files via tool, Periodic check and update
    Physical
    Power Interface: DC 5V-1A, PoE power supply: IEEE 802.3af Class 2 (D21) 2x RJ45 10/100M adaptive Ethernet ports, 1x RJ9 headphone jack, 1x RJ9 handset jack
    Temperature and Humidity
    Operating temperature: -10 ~ 50°C, Operating humidity: 10 ~ 90%
    Packaging information
    Qty/CTN: 20 PCS, G.W/CTN: 17.2-18.5KG, Giftbox size:220mm(L) *180mm(W) *90mm(H) Carton Meas: 450mm(L) * 450mm(W) *364mm(H)
    Certifications
    CE:EN62368、EN55032、 EN61000-3-2、EN61000-3-3、EN55035 FCC: Part15B
    Compatible PBX
  • Disassemble

    This video including split package, handle line & tripod mounting installation etc.

    Start-up

    This video including startup, quick settings etc

    Shortcut feature

    This video contains quick to use features that are commonly used in your phone

  • D20/D21 Datasheet
    D20/D21User manual
    D20/D21Quick installation guide
  • HA12

    ●Binaural headsets

    ●Light and comfortable for all day use

    ●Support noise cancellation HD voice

    ●RJ9 port, easy to use

    ●High wear resistance,not easy to damage

    HA11

    ●Monaural headset

    ●Light and comfortable for all day use

    ●Support noise cancellation HD voice

    ●RJ9 port, easy to use

    ●High wear resistance,not easy to damage


  • Model A68X A48X A41/A41W A2X A1X AET CT1X D3X D2X
    Level Executive level Management level Management level Entry-level Entry-level Executive level
    Call center Entry-level Entry-level
    SIP 32 32 8 6 3 6 3 2
    LCD

    4.3" TFT LCD 

    480x272 Pixel

    3.2" TFT LCD
    462x278 Pixel

    4 Grayscale LCD 

    224x128 Pixel

    Black&White LCD 132x58 pixel

    Black&White LCD 132x52 pixel

    4.3" TFT LCD   

     480x272 Pixel

    Black&White LCD 132x52 pixel

    2.4'' TFT LCD 320x240 Pixel

    Black&White LCD 128x64 pixel

    Ethernet Port Dual-port Gigabit Ethernet Dual-port Gigabit Ethernet
    Dual-port 10/100M Etherne Dual-port 10/100M Etherne
    Dual-port 10/100M Ethernet Dual-port Gigabit Ethernet
    Dual-port 10/100M Etherne Dual-port 10/100M Etherne Dual-port 10/100M Etherne
    2.4G Wi-Fi

    Yes(A68W only)

    Yes(A48W only)

    Yes(A41W only) Yes(A20W only) Yes(A10W only) No No No No
    2.4GHz+5GHz Wi-Fi

    Yes(A68WAC only)

    Yes(A48WAC only)

    No Yes(A20WAC only) No No No No No
    PoE Yes Yes Yes Yes Yes Yes Yes
    Yes (D33)
    Yes (D21)
    LED 15 13 13 3 1 16 8 4 3
    Key 44 42 42 31 29 16 22 32 31
    Line Key 6 4 4 2 0 0 0 3 2
    Multi-scene key No No No No No No No
    Yes Yes
    BLF
    8 8 8 0 0 16 4 0 0
    BLF Number display LCD 376x96 Pixel Handwriting Handwriting No No

    4.3" TFT LCD   

    480x272 Pixel

    Handwriting No No
    Programmable keys 39 25 25 14 12 16 4 14 13
    Headset Port Yes Yes Yes Yes Yes Yes Yes Yes
    EHS Yes Yes Yes No No No No No No
    Expansion Module AET AET AET No No No No
    No
    No
    Wall Mount No
    No No Yes Yes No No No No
    Multiparty Conference 9-way conference 9-way conference 5-way conference 5-way conference 5-way conference 5-way conference 3-way conference 3-way conference
    Language English, German, Italian, French, Spanish, Portuguese, Russian, Chinese Simplified, Chinese Traditional, Arabic, Polish, Turkish, Hebrew.
    Basic Function Hotline, Call hold, Call waiting, Auto answer, Call forward, Call transfer, Redial, Mute, Do not disturb, 5-9 Way conference, Speed dial, Voicemail, Local phone book (up to 1000pcs), IP address point-to-point direct dial, Blacklist, Missed / received / unplugged / transferred calls (400pcs in total), Headset call center mode.
    Audio Feature 5 ringtons (system ringtone or custom ringtone) article, 8 volume adjustable & Mute mode,  Narrowband codec: G.711(a/¦Ì), G.729A/B/AB, G.726, iLBC, OPUS (supported by D series), Wideband codec: G.722, L16,Support VAD, CNG, AEC, PLC, AJB, AGC, Full-duplex speakerphone with AEC
    Convenient Features Programmable keys; One key reach to the menu; One key to read phone information; BLF quick setting; Support phone book intelligent search; Dial assistant.
    IP PBX Function Supports Intercom, Paging, Call pickup, Call park, Anonymous call, Anonymous call rejection, Hold on music, Conference Call, Group pickup, DND&Call forward state synchronization, Call Recording.
    Advanced Features Multicast, LDAP address book, XML remote address book, Action URL
    Network features IPv4&IPv6, VlAN, LLDP, CDP, OpenVPN, IEEE 802.1X, STUN NAT Traversal, RPORT. Support Qos(IEEE802.1Q/p VLAN tagging) and layer 3 QoS(ToS,DiffServ,MPLS). SIP connection mode: Proxy mode, Peer to Peer. Support DNS SRV (RFC3263). DTMF: In-band, RFC2833, SIP INFO. HTTP/HTTPS web server.LAN/PC: support bridge mode, Support auto negotiation, Package tracing via PC port. Package tracing export by web. Support DHCP Option12 host name and Option 60 Vendor Class ID. Support syslog
    WiFi feature Support IEEE 802.11b/g/n protocol 2.4G band¡¢802.11AC protocol 2.4G+5G dual band¡¢IEEE 802.11e QOS IEEE802.11i(WPA,WPA2) verification method, WPA/WPA2 enterprise certification.
    Security TLS, HTTPS, SRTP (RFC3711), Digest authentication using MD5/MD5-sess, AES encryption for configuration files, Phone lock, the administrator/ user level access control
    Configuration Local WEB page configuration, LCD user interface configuration.
    Auto provision FTP/TFTP/HTTP/HTTPS, DHCP Option 66 or custom Option 128~254, PnP, Redirection Provisioning Service(RPS), TR069, Import/Export CFG file via web, Generate multiple configuration files via tool, Periodic check and update