Acorn BT Merlin M2105

The BT Merlin M2105 was a dedicated communications terminal which was designed and manufactured for BT by Acorn. It is an Electron with an expansion box containing, modem, voice synthesis, serial and parallel ports. which connect to the Electron via the expansion interface at the back of the Electron. These were supplied by BT to various customers, mainly unknown, but including Interflora to allow dial-up point to point messageing, in the days before email and instant messaging.