The Amplicom PowerTel M5000 has an extra loud ringer (up to +100 dB), extra loudspeaker volume (up to +23 dB) with a powerful vibrating alert, making it an ideal mobile phone for those hard of hearing, or for anyone who wants to be really annoying on the bus.

Amplicom claims the large 4.3cm white on black display, big easy to read fonts and large buttons makes it easy to use.

There's an SOS button allowing automatic calling of a sequence of five numbers and 3 dedicated quick dial big buttons to help in an emergency.

Other features include SMS text messaging, a 250-memory phone book, a loud hands-free speaker and automatic key lock.

Compatible with hearing aids, and complete with a desktop dock charger, the M5000 phone is available for £99 unlocked for use on any network.