I.S.P.E.R.N. radios - 'Illinois State Police Emergency Radio Network'

ISPERN
Mfg; Motorola
100 watts output
4 frequency radio with  2 channel priority scanning.
First date; 1971

ISPERN
Mfg; General Electric
Mobile Mike used for GE ISPERN
Red Plastic

ISPERN
Mfg; General Electric
100 watts output
4 channel radio with 2 channel priority scanning
Trunk mount radio cabinet
First date;