Motorola VC6000 Series Quick Reference Manual page 4

2 VC6000 Series Vehicle Computers
It also provides RS232 and GPIOs connectivity with two RS232, 8 Digital
Inputs, 8 Digital Outputs and 2 Analog Inputs for building flexible
solutions.
While the VC6090 model includes internal antennas, the VC6096 model
external antennas and other accessories require a professional
installation, performed by trained and licensed personnel. For proper
installation requirements, contact your professional installer, VAR, or
antenna manufacturer.