The KX-NT553 IP telephone delivers exceptional professional performance. It takes you to a new dimension in audio experience, thanks to excellent HD quality audio, combined with easy access to powerful supportive features and applications. The sleek, ultra-modern design, available in both black and white, works well with any office decor.
A range of options to suit your business. Maximum performance delivered via a gigabit connection.
- 3-line backlit LCD display
- 12x2 self-labelling, flexible CO buttons
- 2 gigabit Ethernet port (1000 Base-T)
- Power-over-Ethernet (PoE)
- Eco mode
- Plantronics EHS-compatible
- Available in black and white
The KX-NT553 IP telephone delivers exceptional professional performance. It takes you to a new dimension in audio experience, thanks to excellent HD quality audio, combined with easy access to powerful supportive features and applications. The sleek, ultra-modern design, available in both black and white, works well with any office decor.
Packed with a host of features, the KX-NT553 couldn’t be simpler to use, with a gigabit LAN/PC port meeting the increasing requirements of office IP networks and a self labelling feature making initial setting and remote maintenance easier. It also supports DSS connectivity for operator-type users.
High definition audio
The KX-NT553 offers best-in-class audio quality, meaning fewer repeated conversations and misheard calls. Coupled with Enhanced Echo Cancellation and an Expanded Acoustic Chamber, the KX-NT553 delivers a superior audio experience to users over handset, speakerphone and optional headsets. It also features wideband-compliant, hearing aid compatible handsets, and built-in, high-quality speaker and microphone.
Electric Hook Switch
A built-in Electronic Hook Switch (Plantronics compliant) port allows the KX-NT553 to have access to the Plantronics range of DECT enabled headsets. This offers portability and comfort, as frequent users are able to move around freely, without being tied down by handsets.
Paper label free (self-labelling) – DESI-less
Up to 24 numbers can be registered. Since the numbers are displayed on the screen, a paper label is not required
- Images
- Brochures
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 supportPlease 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 supportThere 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 supportThere are currently no other services available.
Specifications
LCD (Main) Type | Graphic |
---|---|
LCD (Main) Dots (W x H) | 242 x 55 |
LCD (Main) Line | 3 |
LCD (Main) Character | 24/line |
LCD (Main) Backlight | Yes (On/Automatic/Off) |
LCD Main Contrast | 4 levels |
LCD (Self-Labelling) Type | Character |
LCD (Self-Labelling) Dots (W x H) | 8 dot (W) x 16 dot (H)/Character |
LCD (Self-Labelling) Line | 12 |
LCD (Self-Labelling) Character | 12/line |
LCD (Self-Labelling) Backlight | Yes (Synchronized Main LCD) |
LCD Self-Labelling Contrast | 4 levels |
Ethernet Port | 2-Gigabit Ethernet port |
Handset | Wideband compliant Hearing aid compatibility (HAC) |
Headset Port | Yes (2.5 mm audio jack) |
Electronics Hook Switch (EHS) | Yes*1 (3.5 mm audio jack) |
Speakerphone | Yes (Full Duplex) IEEE 1329 compatible |
Microphone | Yes |
Option Unit Connection | Yes (Add-on 48 key module) |
Bluetooth (for Headset) | No |
PoE | Yes (Class 3) |
AC Adapter | Yes (Option) |
Wall Mount Kit | Yes (Option) |
Dimension (W x D x H mm) | HIGH: 267 x 170 x 180 LOW: 267 x 187 x 155 |
FF Keys | 24 (12 x 2 pages) |
Page Key | Yes |
Soft Keys | 4 |
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 | Yes |
Message Key | Yes |
Navigator Key | Yes*2 |
4-Directions Key | No |
Cancel Key | Yes |
Program 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 | Yes (Red) |
LED FWD/DND | Yes (Red) |
Self-Labelling (Desi-Less) | Yes |
Auto Redial | Yes*3 |
Off-Hook Monitor | Yes |
Handset/Headset Mic Mute | Yes |
Speakerphone Mic Mute | Yes |
Phone Directory | Yes |
Feature Access | Yes |
Outgoing Call Log | Yes |
Incoming Call Log | Yes |
Melody Ringer | 10 title |
Tone Through | No |
Firmware Upload | Yes |
Peer-to-Peer Connection | Yes |
VLAN | Yes |
QoS (DiffServ) | Yes |
DHCP Client | Yes |
Audio Codec | Yes (G.722/G.711(A-law/u-law)/G.729A) |
VoIP Security | Yes*4 |
Ping Transmission | Yes |
IP Port Flexibility | Yes |
IPv6 | No |
Query/Announce | Yes |
FTP | Yes |
PTAP | Yes |
MGCP | Yes |
RTP | Yes |
Rerouting to Secondary PBX | Yes |
Media Relay Gateway | Yes |
XML Application | No |
LLDP-MED | Yes |
System Programming | Yes |
Station Programming | Yes |
Local Programming | Yes*5 |
Electric Volume Headset | 6 levels |
Electric Volume Handset | 6 levels |
Electric Volume Speakerphone | 8 levels |
Electric Volume Ringer | 4 + Off |
Tones/Music Ring Tone | 30 |
Tones/Music on Hold | No (Tone) |
ECO Mode | Yes |
Ethernet Speed/Duplex | Yes (Auto/10M-Full/10M-Half/100M-Full/100M-Half) |
Footnote | *1 Compatible with Plantronics serial bus (PSB) *2 Both Navigator Key and 4-Directions Key are a kind of arrow-key. Navigator Key has ENTER button but 4-Directions Key does not have ENTER button. *3 Auto Redial feature is available on digital CO. *4 This is the authentication method which prevents malevolent people from spoofing. *5 Local Programming items (IP Address/Subnetmask/Default Gateway/MAC Address (Only display)/MGCP Server IP Address/Ping send etc.). Language: only English |