Mechanical Trackball Panel Mount Keyboard 127 Keys With Numerical Keypad

Mechanical Trackball Panel Mount Keyboard 127 Keys With Numerical Keypad Special Features: 1. 127 keys IP65 dynamic rated industrial membrane keyboard with full keyboard functionalities with integrated numeric keypad 2. 38.0mm mechanical trackball module for fast and accurate cursor position 3. 2.0mm thickness industrial metal dome PCB with gold-on-gold metal dome key switch technology with short stroke 0.45mm with extremely tactile feeling for reliable data input 4. With