Conocida como Cougar Boy, la Mega Duck WG-108 es una consola portatil hecha en Hong Kong por la multinacional Welback Holdings a través de su subsidiaria Timlex International en 1993
CPU : MOS version of the Z80 (embedded in the main VLSI )
Clockspeed : 4.194304 MHz (= 222 Hz)
RAM : 16 KB in two 8K chips (Goldstar GM76C88LFW)
System logic : 80 pins VLSI chip (Just the die on the PCB covered with a blob of epoxy)
LCD : 2.7 (48 (h) x 51 (w) mm) STN dot matrix. resolution 160×144 at 59.732155 Hz
Grayscales : 4 levels of dark blue on a green background
Player controls : 4 directional keys, A, B, Select and Start keys
Other controls : On/off switch and contrast and volume regulators
Sound : Built in speaker (8O 200 mW) and stereo headset output
Dimensions : 155 (l) x 97 (w) x32 (h) mm
Weight : 249 g (w/o batteries)
Power : Four AA batteries or AC adapter 6VDC/300mA
Current consumption : 700 mW
Play duration : according to the manufacturer ca 15 hour on one set of four AA batteries
Expansion Interface : Serial link for two player games (6 pins), or external joystick.
Game medium : 36 pins ROM cartridge, 63 (l) x 54 (w) mm and 7 mm thick, 17 gram.
uP 8105