The MV-1C is a 1-slot board, and the only top-loading one. It uses NEO-GRZ, NEO-YSA2, and NEO-DCR-T. Its backup battery is a Toshiba 3.6V coin battery.
It is 19cm wide, 15,8 cm deep, 3,15 cm thick, 8,9 cm with the plastic shell.