This is a standard MSX 1 computer, no suprise... But though Olympia is a german company, it is in fact a Korean Daewoo / Yeno DPC-64. It is identical except for the colour.
NAME
PHC-2
MANUFACTURER
Olympia
TYPE
Home Computer
ORIGIN
Japan
YEAR
1983 ?
BUILT IN LANGUAGE
Microsoft Extended Basic (MSX Basic V1.0)
KEYBOARD
QWERTY, mechanical keyboard
CPU
Z80A
SPEED
3,6 Mhz
RAM
64 KB
VRAM
16 KB
ROM
32 KB BASIC/BIOS ( MSX BASIC V1.0)
TEXT MODES
Mode 0 : 40 x 24 Mode 1 : 32 x 24
GRAPHIC MODES
Mode 2 : 256 x 192 with 16 colors (Hires mode) Mode 3 : 64 x 48 with 16 colors (Multi colour mode) 32 sprites
COLORS
16
SOUND
General Instruments AY-3-8910 Programmable Sound Generator 3 channels, 8 octaves