A description of a fantasy device.

The rock phone accepts various types of input: speech, morse code tap/hold, written characters, bluetooth keyboard, bluetooth headsets. The rock phone produces various types of output: speech, morse code beeps, bluetooth serial console, console avilable by wifi, remote screen available via wifi. The rock phone has a bone conduction speaker inside so you can place the rock phone on your temple or behind your ear to privately hear rock phone speech output/sounds, phone calls, music, or any other sound the rock phone might make.