This black cased slider has a smooth sliding action – a Samsung tread mark for long. The keypad is flat thus creates the same chic touch pad effect, with the convenience of a conventional keypad. The handset's display is TFT based, 256k colour producing screen suited for its job as user interface display, video screen or a full screen viewfinder. You can view and edit your office documents with the Samsung D840's Document viewer. If smaller fonts on the documents bother you, all you have to do is plug the mobile phone into your TV with its TV output and use your TV as the Samsung D840 display. Carry your favourite songs and videos in the handset's 70 Mb of embedded memory to play them on the go. Apart from that, the Samsung D840 even supports external memory card. Use the handset's high quality media player to transform this communicator into your mobile music player.
The Samsung D840 supports triband GSM mobile networks and switched bands automatically. Mobile internet via built in GPRS and EDGE technology can get you download speeds as high as 236.8 kbps in favorable conditions. Manage your emails or surf the net with its built in WAP 2.0/xHTML browser. Share pictures and videos that you've shot with the Samsung D840's 2.0 megapixel integrated camera instantly through MMS or the internet. Local connectivity options includes Bluetooth v1.2 and USB v1.1 so that sharing and synchronization of information is fast and effortless – much like all other features of the Samsung D840.