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Heng Yu is a Hong Kong based company, with a strong R&D center in our Hong Kong headquarter and powered by our own modern production campus in Zhuhai (Guangdong, China). The two offices are linked up together by the world’s largest and amazing bridge over the sea.

Get In Touch

Phone: +852 2394 1852
Address: Room 1503-05, NanFung Commercial Center, 19 Lam Lok Street, Kowloon Bay, HK

Our Location

852-2394 1852



Key Features

  • Mini notebook layout
  • Light Weight
  • Good tactile feeling as the notebook key type
  • Laser-engraved keycaps [beige color] or High quality UV silk screen printed keycaps [black color]
  • With internal metal plate to enhance the protection against ESD
  • Interface: USB and PS/2.
  • Two sizes of touchpad available
  • Support multi-country layouts
  • Ideal input device for applications in POS and Industry Production Control

Technical Data


Power supply

  • PS/2: +5V/DC +/-10%
  • USB: +5V/DC +/-10%

Current input

  • PS/2: <100mA
  • USB: <100mA


  • USB
  • PS/2


Number of keys

  • 82: US layout
  • 83: European layout
  • Individual key life cycle: 5 million key strokes
Optical trackball mouse:
  • Diameter: 14mm
  • Resolution: 1000 cpi
  • Trackball speed: 20 in/sec
  • Acceleration: 8G


  • Storage temperature: -40 degree C to +60 degree C
  • Operating temperature: 0 degree C to +50 degree C
  • erating humidity: 20% to 90%
  • Dimensions: 292.6 x 167.6 x 34.1 mm
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