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1-52 keys include 24 keys, 12 dial keys, 4 soft keys and 12 feature keys. Feature keys include 2 navigation keys (direction and center key).

KX-UT Series 
Specifications

KX-UT670

KX-UT248-B

KX-UT136-B

KX-UT133-B

KX-UT123-B

KX-UT113-B

LCD Display

Color 262,000

Greyscale Graphical

Monochrome Graphical

LCD Size

7 inch touchscreen

4.4 inch

242 x 109 pix. – 6 lines

242 x 55 pixels – 3 lines

LCD Contrast

No

6 levels

6 levels

LCD Backlight

15/Auto

On/Auto/Off

On/Auto/Off

None

INSTALL OPTIONS

Desk Mount Tilt

Yes - 2 Positions

No

Wall Mount

KX-A434-B (optional)

KX-A433-B (optional)

KX-A432-B (optional)

Power Adaptor

KX-A422 (optional)

KX-A239 (optional)

NETWORKING

Ethernet Ports

2 – 10/100/1000

2 – 10/100

1 – 10/100

Power Over Ethernet (PoE)

Yes (Class 3)

Yes (Class 2)

AUDIO FEATURES

Audio Codec

G.711, G.722, G.729a

G.711, G.722, G.726, G.729a

G.711, G.722, G.726, G.729a

Handset, Speaker, 

Headset Volume

15 levels

(includes echo cancellation 

and distortion prevention)

8 levels 

(includes echo cancellation 

and distortion prevention)

8 levels (includes echo cancellation and distortion prevention)

Ringtones

32

Ringer Volume

7 Off

6 Off

6 Off

Headset Port

2.5 mm

Electronic Hook Switch 

Control Port

3.5mm Plantronics compatible

None

Hearing Aid

Compatible with Hearing Aid TIA-1083

KEYS

Keys (total

1

)

12

41

55

55

31

31

FF Keys

24 (4 pages of 6)

24 (3 pages of 8)

24

-

-

Navigator & Cancel Key

On menu keys

Yes

Yes

SOFTWARE FEATURES

Phone Book Entries

Memory Dependent

2

500 - each with 5 numbers

500 - each with 5 numbers

100 - each with 5 numbers

Call Log Entries

100 in + 100 out

30 incoming calls + 30 outgoing calls

Conferencing

3 parties (within terminal – multi-party dependent on server)

IP FEATURES

SIP Accounts

6

4

2

SIP Compatibility

RFC 3261 Standard SIP Server, Asterisk

®

,

BroadSoft

®

, Metaswitch, Brekeke

RFC 3261 Standard SIP Server, Asterisk

®

, BroadSoft

®

, Metaswitch

IP Version

IPv4

DHCP Client

Yes

DNS

Yes

HTTP/HTTPS

Yes

SNTP Client

Yes

VLAN (802.1q)

Yes

QoS (DiffServ)

Yes

CONFIGURATION

Plug & Play Configuration

Server based configuration, TR-069, BroadSoft

®

 Device Management Server

Manual Configuration

Internal web Configurator, Local (LCD based) network configuration

The Panasonic SIP Phone UT Series

The new, award-winning UT Series combines state-of-the-art telephony with business-friendly features. Choose from 
entry-level models with large, clear LCDs and conferencing capability to executive desk terminals with 6-line displays 
and wireless headset compatibility. Designed to yield 

low total cost of ownership,

 UT Series phones are PoE enabled 

and include extra data ports so there’s less wiring expense. An energy-saving Eco Mode (select models) lets you reduce 
power consumption while a powerful two-year limited warranty protects your investment well into the life of the phone. 

Home and Business Communications

SIP11129SSr1

Design and specifications subject 
to change without notice.

Three Panasonic Way, 
Secaucus, NJ 07094
(201) 348 - 7000

www.panasonic.com/sip

Home & Business Communications

Panasonic System Networks Company of America

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