Bt 50e Telephone Internal Bell

Manufactured by BT Plc
Priced from £22  (Inc. VAT)

DLF's summary

Telephone extension bell. Comprises unit with cord that connects between telephone and wall socket to increase telephone ring volume. One supplied rent-free to BT customers from some suppliers.

Product dimensions

Maximum ringer volume (dB)77dB
Power source
Mains power supply requiredNo

Where can I buy this product?

The UK national suppliers that sell this item are listed below.

National suppliers (Explain)

The following suppliers have not updated their product details for over two years. We list the last price they entered but provide less information on them. These records will be removed after three years. They can update their records using our self-service system.

Supplier name Guide price Last updated
RS Components Ltd £22 
04 January 2018

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Manufacturer's contact

BT Plc
Correspondence Centre
DH98 1BT
0800 800150

Manufacturer's product description

If you are missing calls an extra alert may be useful. BT can supply a loud extension bell with its deeper tone that will ring at the same time as your telephone. BT customers call 0800 800 150 for further information. Non BT customers can purchase the Bell 50E from Don't forget: if you have a broadband line you must use an ADSL filter between the socket and the alerting device (Cost - £5.88 inc VAT) BT also supports a network of "Try before you buy" centres. These centres are staffed by professionals or volunteers who have expertise in the disability the centre covers. The customer should contact the centre in advance to check staffing times and phones held. Further details about "Try before you buy" can be found here