The Swissvoice D28 Clamshell 3G Mobile Phone features two displays, one on the inside of the phone in full colour, and an always-on notification screen on the outside. This mobile phone has a speed dial feature with ten contact photos, and a sound volume that can be boosted up to 35dB. The Swissvoice D28 Clamshell 3G Mobile Phone features extra loud ringtones that can be up to 90dB. It will also ring more loudly if the same contact calls twice in a row with no answer.
If the battery becomes too low, there is no activity, or several calls are not picked up, close contacts can receive a text message alert. There is also an SOS button which will send a pre-recorded voice and text message to up to five contacts. As well as comfortable keys, this mobile also features talk-back numbers and a simplified menu.
This mobile phone is suitable for use with a Nano SIM Card.