1.2 Product Description:

GR-503(M)GG is a RS232 interface, compact, high performance, and low power consumption

G-Mouse.

It uses the chipset of MediaTek which can track up to 99 channels at a time and perform fast TTFF in

weak signal environments.

GR-503(M)GG is suitable for the following applications:

‧ Automotive navigation

‧ Personal positioning

‧ Fleet management

‧ Marine navigation

1.3 Product Features:

‧ High performance and low power consumption GNSS Chipset

‧ Very high sensitivity

‧ Extremely fast TTFF (Time To First Fix) at low signal level

‧ Chipset protocol

‧ LED display for GPS status

‧ Custom printed marking are available