Humdinger (computer)
The Humdinger Color Computer was an 8-bit computer introduced in 1983 by Venture Micro, Inc. of Cupertino, California. 

It had the following specifications:

 Zilog Z80 CPU
 4KB of main memory (expandable to 64KB)
 58 key, chiclet-style keyboard with rubber keys
 A 256 x 192 pixel, 8 color display with 12 modes
 4 channel "arcade quality" sound
 Centronics parallel printer interface
 RS232 serial port
 Joystick port
 Cartridge port

The original retail price was US$129.95. It made its first appearance at the 1983 (8th) West Coast Computer Faire March 18–20, 1983.

References 

Computer-related introductions in 1983