4.1. GPRS-GSM Module Based on NEOWAY    M-660 Module -12 Pin interface.
GSM-M660-Hardware-pro
M660 NEOWAY - Hardware-Pro              M660 NEOWAY USING Module -Free Sch-Hardware-Pro
Description of the interface signals. Free Schematics on Altium Designer V15.
Blank PCB.
Price: $call.

4.2 Assembled PCB
Price: $call.