Best Isdn Telefone 2026

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Last Updated - 27.03.2026

Best Choice

01

Gigaset

Gigaset AS690A quattro - 4 cordless telephones with answering machine - large, high-contrast display - brilliant audio quality - Adjustable sound profiles - handsfree - call protection, black

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20% Off
9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

This device is intended and designed for the telephone connection in the German network, an unvaded operation outside Germany can not be guaranteed
Strong functions - integrated answering machine with up to 20 minutes recording time, brilliant sound quality (also in hands-free), 5-stage volume control, call protection for 32 lock numbers.
Scope of delivery - 1x base station Gigaset AS690A with answering machine, 3x charging cradle, 4x handsets Gigaset AS690, 4x plug-in power supply, 1x telephone connection cable, 8x AAA battery (NiMH).
Quality Made in Germany - Design and manufacture in Germany - The environmentally friendly eco DECT technology ensures reduced energy consumption.
Easy installation - just connect the base station with the wall phone box and call directly - you benefit from a quick and easy setup of your new phone.
A reliable companion - the Gigaset AS690A convinces with a large, high-contrast display and ensures best readability thanks to extra large numbers display in dialing mode.

84,99 € 105,99 €(20% Off off)
02

Gigaset

Gigaset Comfort 520A Duo - 2 Cordless DECT Telephones with Answering Machine - Best Audio Quality with Hands-Free Function - Call Protection - Address Book 200 Contacts, Titanium Black [German Version]

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22% Off
9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Technology meets design – the Gigaset Comfort 520 impresses with its elegant, timeless design, the 2.2 inch large colour display and low weight - ideal for your home or home office. Only compatible in Germany - more information on the Gigaset homepage.
Quality made in Germany – designed and manufactured in Germany – the environmentally friendly Eco Dect technology ensures reduced energy consumption – the Gigaset Comfort 520 series is an Amazon exclusive product
Easy installation – simply connect the base station to the wall phone socket and start making calls directly – benefit from a quick and easy setup of your new phone
Do you have any questions about this product? Contact Gigaset customer service at 02871-912 912 (for your provider's landline tariff)
CONVINCING FEATURES - Make calls and hands-free calls in brilliant voice quality - Headset compatibility via 3.5mm jack connection - Comfort call protection for 150 numbers and large address book
Box contents: 1 x Gigaset Comfort 520A base station with AB, 2 x Gigaset Comfort 520A handset, 1 x charging cradle, 2 x power supply, 1 x telephone connection cable (TAE), 4 x AAA batteries (NiMH), 2 x battery covers, 2 x belt clips, 1 x user manual (English language not guaranteed)

79,99 € 102,99 €(22% Off off)
03

Gigaset

Gigaset AS690A - cordless phone with 1 handset - DECT phone with hands-free function, large display, large buttons - landline phone, black

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24% Off
9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

gigaset From phones landline phone simple phone handsets with answering machine dect analogue phone easy operation home phone large display glossy phone black graphic display telephone wireless
Strong functions: integrated answering machine with up to 20 minutes recording time, brilliant sound quality (even when hands-free calling), 5-level volume control, call protection for 32 lock numbers
Quality made in Germany – designed and manufactured in Germany – the environmentally friendly Eco Dect technology ensures reduced energy consumption
Easy installation – simply connect the base station to the wall phone socket and start making calls directly – benefit from a quick and easy setup of your new phone
Do you have any questions about this product? Contact Gigaset customer service at 02871-912 912 (for your provider's landline tariff)
Box contents: 1 x base station Gigaset AS690A with integrated answering machine, 1 x Gigaset AS690 handset, 1 x power supply, 1 x telephone connection cable, 2 x AAA batteries (NiMH)
A reliable companion – the Gigaset AS690A impresses with a large, high-contrast display and ensures best readability thanks to the extra large number display in dial mode. Only compatible in Germany - more information on the Gigaset homepage.

34,99 € 45,99 €(24% Off off)
Value for Money

04

Gigaset

Gigaset AS690HX - cordless phone for Router & DECT Base, Fritzbox Compatible,- hands-free function, large display, large buttons - landline phone, black

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25% Off
9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Versatile connection options – connection to all standard DECT base stations. -
Strong functions – brilliant sound quality (also when hands-free calling), 5-level volume control, phone book for 150 contacts, call protection for 32 stored numbers, ergonomic keyboard
Quality made in Germany - designed and manufactured in Germany - the environmentally friendly Eco DECT technology ensures reduced energy consumption
Box contents: 1 x Gigaset AS690HX handset, 1 x charging cradle, 1 x power supply, 2 x AAA battery (NiMH), 1 x battery cover, 1 x user manual (English language not guaranteed)
A reliable companion – the Gigaset AS690HX impresses with a high-contrast display for best readability – thanks to the jumbo mode, all digits are displayed extra large when selected

29,99 € 39,99 €(25% Off off)
05

Gigaset

Gigaset Desk 800A Corded Telephone with Answering Machine - Three-Line LCD Display - 5-Way Navigation Button - Hands-Free Function - MFV or Pulse Selection Black [German Version]

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14% Off
9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Quality for every requirement – the latest technologies and the highest quality characterise the Gigaset phones – ideal for home or office – the DESK 800A can be used as a desk phone and as a wall phone
Flexible telephoning – The DESK 800A has a hands-free function with 7 volume levels – the RJ9 allows you to connect a headset – thanks to the EU standard (ITUT P,370), the device is hearing aid suitable
Easy installation – connect with analogue phone connection and start calling directly, supports MFV or pulse selection, with 10 adjustable melodies and the storage option of up to 200 contacts
Do you have any questions about this product? Contact Gigaset customer service at 02871-912 912 (for your provider's landline tariff)
Communicative - Three-line display with LED backlight, provides an overview of call time, name and number of the caller - the answering machine records up to 50 minutes of call time - the call list stores the 50 last entries. Only compatible in Germany - more information on the Gigaset homepage.
Box contents: 1 x DESK 800A desk telephone, 1 x telephone connection cable (a/b), 1 x power supply, 1 x user manual (English language not guaranteed), 1 x handset connection cable, 1 x stand

59,99 € 69,99 €(14% Off off)
06

Gigaset

Gigaset CL660HX universal handset - cordless IP / design telephone (for connection to base stations or router - with large display and brilliant voice quality) anthracite-metallic

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36% Off
8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

plenty of space for your contacts - the CL660HX stores up to 400 contacts you Synchronize via USB connection and your PC - speak hands-free thanks to headset connection
ideal design - the phone is characterized by its high-quality workmanship - the keypad is frameless and the slim silhouette ensures ideal grip
Various connection options - The handset can be connected to DECT / GAP telephone bases or to routers (with and without CAT -iq) such as B. Fritzbox can be connected
Quality made in Germany - The CL660HX is manufactured in Germany - DECT technology ensures ideal call quality and ECO-Dect mode reduces radiation and consumption
Easily and quickly connected - Connect the charging cradle to the socket and select a router or base station on the handset - The IP telephone can be set up directly

46,55 € 72,99 €(36% Off off)
07

Panasonic

Panasonic KX-TGC 420GB cordless phone with answering machine

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8.6

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Block unwanted callers (advertising block), call block (e.g. dial lock of premium rate telephone numbers), low radiation - Eco Plus, reduced power consumption.
Answering machine with 18 minutes of recording time, phone book for 120 entries, alarm clock with weekday setting and snooze function.
4 cm display, display lighting (amber), navigation button (4-way control), hands-free calling, keyboard lock, redial of the last 10 numbers, call list (50).
14 menu languages, 15 different call tones/melodies, standby up to 200 hours, talk time up to 18 hours, 2 x normal Ni-Mh battery (AAA), charging time approx. 7 hours.

33,99 €
08

Gigaset

Gigaset Pure 120 Duo - 2 Cordless Telephones with Call Protection and ECO DECT - Illuminated Display - Hearing Aid Compatible, Anthracite Black [Compatible in DE, IT, FR, NL, BE, Che, AUT]

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Strong functions: 5-level volume control, phone book for up to 50 contacts, call protection with call block button for up to 25 phone numbers, up to 14 hours talk time and 180 hours standby time
RELIABLE & VERSATILE - PURE 120 Duo with illuminated display - Menu navigation available in 26 languages - internal conversations and triple conferences possible. Compatible in DE, IT, FR, NL, BE, CHE, AUT. More information on the Gigaset homepage
Quality made in Germany – designed and manufactured in Germany – the environmentally friendly Eco Dect technology ensures reduced energy consumption
Easy installation – easily connect the phone to the power and telephone network
Do you have any questions about this product? Visit the Gigaset Service Portal Contact page.
Box contents: 1 x base station Gigaset Pure 120, 2 x Gigaset Pure 120 handsets, 1 x charging cradle, 2 x power supplies, 1 x telephone connection cable, 4 x AAA batteries (NiMH), 2 x battery covers, 1 x instruction manual (English language not guaranteed)

31,99 €
09

Gigaset

Gigaset CL660 - Cordless phone with large TFT color display - User interface, Large Address Book, Slim Design Telephone, Anthracite Black

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17% Off
8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Quality made in Germany – designed and manufactured in Germany – the environmentally friendly Eco Dect technology ensures reduced energy consumption
Highest functionality: brilliant sound quality even when hands-free calling, address book for up to 400 contacts, PC connection via micro USB, individual image setting and ringtone setting
Exceptionally beautiful – the Gigaset CL660 impresses with its slim design and high-quality workmanship, optimal ease of use thanks to large, high-resolution colour display. Only compatible in Germany - more information on the Gigaset homepage.
Easy installation – simply connect the base station to the wall phone socket and start making calls directly – benefit from a quick and easy setup of your phone
Do you have any questions about this product? Contact Gigaset customer service at 02871-912 912 (for your provider's landline tariff)
Box contents: 1 x base station Gigaset CL660, 1 x Gigaset CL660 handset, 1 x charging cradle, 1 x power supply, 1 x telephone connection cable, 2 x AAA NiMH battery, 1 x battery cover, 1 x instructions (English language not guaranteed)

60,28 € 72,99 €(17% Off off)
10

Gigaset

Gigaset CL660A - Cordless phone with answering machine and large TFT color display - User interface, Large Address Book, Slim Design Telephone, Anthracite Metallic

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14% Off
8.3

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Scope of delivery - 1x base station Gigaset Box 200A, 1x Gigaset CL660 handset, 1x charging cradle, 1x power adapter, 1x telephone connection cable, 2x AAA NiMH battery, 1x battery lid, 1x instructions.
Quality Made in Germany - Design and manufacture in Germany - the environmentally friendly eco DECT technology ensures reduced energy consumption
Highest functionality - brilliant sound quality (also in hands-free), address book for up to 400 contacts, PC connection via Micro USB, individual image setting & ringtone setting
Extremely beautiful - slim design and high-quality workmanship, optimal ease of use thanks to large color display, integrated answering machine with up to 30 minutes recording time
Easy installation - just connect the base station with the wall phone box and call directly - you benefit from a quick and easy setup of your phone

79,99 € 92,99 €(14% Off off)