trusted shop

Sales hotline: 0333 344 80 44 8am - 8pm every day

Siemens Gigaset

Siemens Gigaset SL400A

Over 10 in Stock - Ships Fast & Free

this product has 72reviews 18questions


You Save: £30
Discount: 23%

Free delivery

Delivery with liGo is available for free on all orders over £50 to UK Mainland (Exceptions include areas of the Scottish Highlands & Islands)
Fuss Free Returns Our Fuss Free Returns policy means you have an extended period of up to 30 days to notify us of your intention to send something back.
Price Match Promise We're confident you can't beat our price but if you think another company has, call us on 0333 344 80 44 and we'll match their offer

Customer rating: 4.6 out of 5 | read 72 reviews or add a review

which best buy 2 years guarantee

Multipack Saving!
Save money on our product bundle deals
save £20 with product name
Siemens Gigaset SL400A Twin Price incl. VAT £159.99

save £50 with product name
Siemens Gigaset SL400A Trio Price incl. VAT £219.99

save £90 with product name
Siemens Gigaset SL400A Quad Price incl. VAT £279.99

save £140 with product name
Siemens Gigaset SL400A Quint Price incl. VAT £334.99

save £200 with product name
Siemens Gigaset SL400A Sextet Price incl. VAT £399.99

save £35 with product name
Siemens Gigaset SL400H Price incl. VAT £84.99

save £70 with product name
1.8” high-resolution TFT colour display High-quality genuine metal frame and keypad Answering machine with up to 45 minutes recording time Data synchronisation

Siemens Gigaset SL400A Bluetooth DECT Phone: A high-class designer phone for impressive style and performance

Gigaset SL400A Cordless Phone Design Awards

At first glance it is easy to see why this stylish compact handset has been the recipient of the prestigious iF design award – with its eye-catching, luxurious metal keypad and frame, and large 1.8” high-resolution TFT colour display, the SL400A is the epitome of a stylish modern phone. Fully equipped with the latest features, and endorsed by Which? for sound quality and performance, Gigaset delivers a high-specification cordless phone that lives up to their reputation for manufacturing the best phones.

Gigaset SL400A Cordless Phone

Intuitive organisation

Conveniently synchronise contacts with Outlook using the USB port or via Bluetooth so you can easily transfer numbers to your Gigaset SL400A, which has a phonebook memory of up to 500 contacts (each with space for 3 numbers per entry). And with the facility to upload photos, you can personalise your contacts and see who is calling with picture Caller ID. Whilst the expert mode enables you to customise the menu to include the most regularly used features giving you easy access to the functions relied on most.

Superior sound quality

Renowned for their crystal-clear sound clarity, which has continually seen Gigaset phones the first choice for discerning users and top the Which? Best Buy Guides, the SL400A is no exception.Gigaset SL400A High Sound Performance Featuring their pioneering HSP™ technology, the SL400A enables calls free from feedback echoes and interference, even when using the loudspeaker so you can always hear and be heard.

Efficiently manages missed calls

Details on the last 50 missed calls are stored on the handset allowing you to call back and/or save new numbers to the phonebook. And the integrated answering machine provides a generous recording time for up to 45 minutes of messages. The advanced functionality of the answering machine includes an intuitive skip-back function so that you can easily replay the last few seconds of a message if you happen to miss an important detail. And if you are going to be out you can set up the SL400A to notify your mobile by SMS whenever a new message has been recorded; you can then dial in and listen to messages remotely so you can always be connected.

Gigaset SL400A Cordless Phone

Why should you buy this phone?

More than just a phone, the SL400A is a high-tech, contemporary, and elegant addition to any home or office; living up to its premium price by delivering premium quality and style.

For analogue line (BT, Virgin, TalkTalk, etc.)
Advanced Features
Incoming call vibrate
Anonymous call blocking/silencing Anonymous call silencing
Repeater compatible


Headset compatible
  • Via Bluetooth
  • Via GAP
Hearing Aid Compatible via Bluetooth
Large buttons/font No | Yes
Data synchronisation Yes
Picture caller ID
Screen size | Backlit 1.8
Colour Yes
Backlit/ Illuminated Keypad
Date & time
Screensavers pre-installed | downloadable Yes | Yes
Out of range indicator | alert Yes | Yes
Low battery indicator | alert Yes | Yes
Space per entry 3 numbers; First and last name; Anniversary with reminder; VIP ringtone; Picture
VIP contacts
Phonebook transfer
Room/baby monitoring
Night Mode
Base Answering Machine
Record time 45
Remote access from outside line
SMS/email notification of new messages
Playback: handset| base Yes | No
Pre-recorded/ personalised outgoing message Yes | Yes
PIN protected
Protection of recording against power failure
Handset locator
Call management & sound
Call transfer between handsets
Call waiting
Conference call
Internal calls (intercom)
Hold | with music Yes | Yes
Last number redial
One-touch loudspeaker
Earpiece volume control 5 levels
Handsfree volume control
Call Duration displayed
List of last...missed calls with time/date 20
List of last...dialled numbers with time/date 20
Two-way recording
Ringtones: melodies| polyphonic | real | downloadable 5 | 3 | 15 | Yes
Technical information
Talk time 14 hours
Standby time 200 hours +
Handset dimensions (mm) 120.8 x 46 x 16
Base dimensions (mm) 117 x 115 x 47
Charger dimensions (mm) 49 x 126.2 x 60.5
Battery type Li-Ion
Battery capacity 750 mAh
Transmission technology DECT & GAP
Frequency band 1.88 to 1.90 GHz
Languages Yes (21)
Why not save up and get great accessories? Select from additional handsets, wireless headphones, or go for extra long range with a DECT repeater

Additional Handsets

add Siemens Gigaset L410 Hands-free DECT Clip to packageSiemens Gigaset L410 Hands-free DECT Clip
Your price £30.00
Regular Price £34.99
You Save £4.99
add to package


add Siemens Gigaset Repeater to packageSiemens Gigaset Repeater
Your price £139.49
Regular Price £154.99
You Save £15.50
add to package
add Siemens Gigaset L410 Hands-free DECT Clip to packageSiemens Gigaset L410 Hands-free DECT Clip
Your price £30.00
Regular Price £34.99
You Save £4.99
add to package
add liGo Bluewave to packageliGo Bluewave
Your price £47.49
Regular Price £49.99
You Save £2.50
add to package
add RTX Repeater  to packageRTX Repeater
Your price £53.99
Regular Price £89.99
You Save £36.00
add to package
Your Package Tailor your package to suit your requirements and watch the savings pile up

Main Product
Siemens Gigaset SL400A Siemens Gigaset SL400A

Top 7 Product Questions for Siemens Gigaset SL400A

ask a question
search now
18 Questions | 19 Answers | see all questions
Got a question? Did not find the answer you where looking for? Get an answer from someone who actually owns the product.
We'll publish your question and the answer here to help other shoppers.

Hi there,
I've got a question about the Siemens Gigaset SL400A and was hoping you could help. My question for you is:


Ask this question
of customers would recommend this product
Average Customer Review
more score details
Customers most agreed on the following
Good points
  • Easy to read screen (7)
  • clear voice (5)
  • Lightweight (5)
  • long lasting (3)
  • Easy to use (2)
Bad points
  • None (2)
  • Uses two mains sockets (1)
  • maximum volume is low (1)
  • Volume inadequate (1)
  • size (1)

read more
The most helpful favorable review 36 of 36 people found the following review helpful

product reviewsproduct reviewsproduct reviewsproduct reviewsproduct reviews 4.6/5 Gigaset SL400A Bluetooth Cordless Phone "Very nice phone. A bit pricey but I guess you get what you pay for. I would recommend this phone for anybody who wants a full featured phone, that once setup, will provide an elegant solution to any home or ... Read the full review › Feb 15, 2014 by Astroid

The most helpful critical review 109 of 114 people found the following review helpful

product reviewsproduct reviewsproduct reviewsproduct reviewsproduct reviews 4.6/5 The SL400A First Impressions "The first thing that i will say about the SL400 phones is that they are not cheap, after having numerous BT branded phones (that were of dubious quality) and a few Binatone phones(that were even worse) over the ... Read the full review › Aug 04, 2014 by Anonymous

read 72 reviews
Product Manuals Siemens Gigaset SL400A
Gigaset SL400A - User Manual.pdf

Siemens Gigaset SL400A
close enlarge images pop-up

Gigaset Panasonic Philips BT Plantronics
Our brands
© 2008 - 2015 liGo Electronics Ltd.
Secure Shopping We utilise the industry-standard Sockets Layer (SSL) technology to encrypt all the personal information including credit or debit card numbers, names and addresses.more