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KX-DT521
Key Features

1-line graphical backlit LCD display

8 freely programmable function keys

Speaker Phone, handset and headset with full duplex

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Service and Support
  • KX-DT500 Series Spec Sheet AP & Oceania
    KX-DT500 Series Spec Sheet AP & Oceania
    KX-DT500 Series Spec Sheet AP & Oceania version
    Mon, 23/09/2019 - 08:38
    Download pdf - 1.62 MB
  • KX-DT546_543_521_Quick Reference Guide
    KX-DT546_543_521_Quick Reference Guide
    KX-DT546_543_521_Quick Reference Guide
    Mon, 23/09/2019 - 08:59
    Download pdf - 1.02 MB

Please see below the services available for this product. You can also use this section to access the general Service & Downloads area of the website or contact our Technical Support team.

General service & downloads Contact technical support

Please see below the services available for this product. You can also use this section to access the general Service & Downloads area of the website or contact our Technical Support team.

General service & downloads Contact technical support

There are currently no key services available.

Please see below the services available for this product. You can also use this section to access the general Service & Downloads area of the website or contact our Technical Support team.

General service & downloads Contact technical support

There are currently no other services available.

LCD Type Graphic
LCD Dots (W x H) 160 x 18
LCD Line 1
LCD Character 16
LCD Backlight Yes (On/Automatic/Off)
Headset Yes (2.5 mm audio jack) Full Duplex
Electronics Hook Switch (EHS) No
Speakerphone Yes (Full Duplex)
External Expansion 1 DXDP port
Bluetooth (for Headset) No
DXDP Yes
XDP No
Data Transmission Capability PBX to DPT: Cable ƒÓ0.5 mm 500 m DPT to DPT: Cable ƒÓ0.5 mm 50 m
Wall Mount Kit Yes (Option)
Dimension (W x D x H mm) LOW: 205 x 160 x 170
FF Keys 8
Soft Keys No
0-9, *, # Keys Yes
Redial Key Yes
Flash/Recall Key Yes
Hold Key Yes
SP-Phone Key Yes
Auto Answer/Mute Key Yes
Auto Dial/Store Key Yes
Transfer Key Yes
Intercom Key Yes
Pause Key Yes
CONF Key Yes
FWD/DND Key No
Message Key Yes
Navigator Key No
4-Directions Key Yes
Cancel Key No
LED Message/Ringer Lamp Yes (Green/Red)
LED FF Keys Yes (Green/Red)
LED Intercom Yes (Green)
LED SP-Phone Yes (Red)
LED Auto Answer/Mute Yes (Red)
LED Auto Dial/Store Yes (Red)
LED CONF No
LED FWD/DND Yes (Red)
Message/Ringing Lamp Yes
OHCA Yes
Bluetooth Headset Adapter No
Auto Redial No
Off-Hook Monitor Yes
Handset/Headset Mic Mute Yes
Speakerphone Mic Mute Yes
Phone Directory Yes
Feature Access No
Outgoing Call Log Yes
Incoming Call Log Yes
Audio Codec Yes (G.711)
USB Unit I/F No
System Programming No
Station Programming Yes*1
Electric Volume Headset 6 levels
Electric Volume Handset 6 levels
Electric Volume Speakerphone 8 levels
Electric Volume Ringer 4 + Off
LCD Contrast 4 levels
Tones/Music Ring Tone 8
Tones/Music on Hold No (Tone)
Footnote *1 To operate by PROGRAM Key or PAUSE Key