a) TNC connector for GPRS/GSM antenna
b) 5pins Lemo port for external datalink connection
c) Battery housing
d) Front panel
e) Built-in radio module
f) 7pins Lemo port for data transfer.
g) TNC connector for UHF radio antenna
Fig. 2.2 - S8 components and ports
Fig. 2.3 - 5-pins LEMO port