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Siemens Gigaset

Siemens Gigaset S820A

This item has been discontinued

this product has 41reviews 17questions

Customer rating: 4.6 out of 5 | read 41 reviews or add a review

which best buy 2 years guarantee

Large user-friendly 2.4 inch touchscreen plus convenient keypadAddress book for up to 500 vCard entriesQuick Sync and Bluetooth for contact synchronization

The Siemens Gigaset S820A Hybrid: A high-performance state of the art cordless DECT phone with touchscreen and keypad

For cutting-edge design, features, and performance: the Gigaset S820A. With its large 2.4” touchscreen, high-quality keypad, and sleek black finish, this stylish cordless handset adds a touch of class to the home or office. Recently topping the Which? Best buy guide for cordless phones, and boasting an array of advanced features such as data synchronisation with Outlook, Bluetooth capabilities, call silencing, and anonymous call blocking, this is another top of the range phone from Gigaset.

Designed for you

The Gigaset S820A comes packed with customisable features to take advantage of. For instance, set up the S820A to forward calls and texts to your mobile for when you’re not going to be around but need to stay in touch. Or take control of when calls are received with the call silencing facility and avoid unwanted disturbances at inconvenient times of the day or night. You can also configure the idle screen to display your six most used or favourite functions so they are always just one touch away, and avoid having to manually enter each number into the 500 name and number address book by conveniently transferring contacts via Bluetooth.

Top-quality calls

Conversations can be enjoyed in brilliant clarity thanks to the in-built High Sound PerformanceTM technology. And with an incredible continuous talk time of up to 20 hours, and a staggering 250 hours on standby, the Gigaset S820A allows you to continue conversations for as long as you need. The volume of calls is easily adjustable with a convenient side key, and there is a high-quality loudspeaker for hands-free talking at the touch of button.

Additional benefits

With an answering machine boasting up to 55 minutes recording time, easy access to call lists, a baby monitoring function, and expandable up to six handsets, the Gigaset S820A can meet the demands of most. And with eco credentials to save the environment (and you money), this is a superbly crafted phone delivering great features and quality.

For analogue line (BT, Virgin, TalkTalk, etc.)
No of handsets 1
System can be expanded to 6 handsets in total
Answering machine Yes | Up to 55 Minutes recording time
Phonebook Up to 500 contacts (space for 3 numbers per entry)
Keypad/touchsceen Yes | Yes
Caller ID (Display):
Wall mountable base | additional handsets Yes | Yes
Range indoors | outdoors in metres 50 | 300
Talk time | standby in hours 20 | 250
Warranty 2 years
Advanced Features
Anonymous call blocking/silencing Anonymous call silencing
Repeater compatible


Headset compatible
  • Via Bluetooth
  • Via GAP
Hearing Aid Compatible via Bluetooth
Data synchronisation with Outlook via Bluetooth
Picture caller ID
Talking caller ID
Screen size | Backlit 2.4" | Yes
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 First and last name (max. 16 characters each); 4 Numbers; Email Address; Anniversary with reminder; VIP Ringtone; Picture for Caller ID
Automatic contact sharing between handsets
Phonebook transfer
Room/baby monitoring
Night Mode
Base Answering Machine
Record time 55
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 20 | 3 | 17 | Ja
Technical information
Talk time 13 hours
Standby time 180 hours
Handset dimensions (mm) 154 x 54 x 29
Base dimensions (mm) 116 x 96 x 63
Charger dimensions (mm) 81 x 80 x 40
Battery type Li-Ion
Battery size AA
Battery capacity 1300 mAh
Transmission technology DECT & GAP
Frequency band 1.88 to 1.90 GHz
Languages Yes (31)
Why not save up and get great accessories? Select from additional handsets, wireless headphones, or go for extra long range with a DECT repeater

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add Siemens Gigaset Repeater to packageSiemens Gigaset Repeater
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add Plantronics Voyager Legend  to packagePlantronics Voyager Legend
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Your Package Tailor your package to suit your requirements and watch the savings pile up

Main Product
Siemens Gigaset S820A Siemens Gigaset S820A

Top 7 Product Questions for Siemens Gigaset S820A

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of customers would recommend this product
Average Customer Review
more score details
Customers most agreed on the following
Good points
  • Easy to read screen (27)
  • clear voice (26)
  • Lightweight (17)
  • long lasting (12)
  • Big buttons (11)
Bad points
  • maximum volume is low (3)
  • None (2)
  • maximum volume could be higher (1)
  • see my thoughts (1)
  • The set up is not totally straitforward but the answer is in the book somewhere. (1)

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The most helpful favorable review 52 of 55 people found the following review helpful

product reviewsproduct reviewsproduct reviewsproduct reviewsproduct reviews 4.6/5 Excellent phone set - worth the cost "not cheap, but great value I was a bit hesitant about purchasing these phones but I took a chance and I’m glad I did. The phones are great, and have loads of features. The handset is of a high quality ... Read the full review › Nov 22, 2014 by Anonymous

The most helpful critical review 33 of 40 people found the following review helpful

product reviewsproduct reviewsproduct reviewsproduct reviewsproduct reviews 4.4/5 Exceptional product "On this basis I am absolutely delighted with this phone. The look and feel of this is what has really impressed me. It's simply superb. The sound quality is superb, plenty of volume and clear audio even when using the ... Read the full review › Nov 22, 2014 by Anonymous

read 41 reviews
Product Manuals Siemens Gigaset S820A
Gigaset S820A - User Guide.pdf

Siemens Gigaset S820A
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