http://www.fixya.com/support/jensen/2_way_radiosSolved technical support problems provided by FixYa users.en-usCopyright (c) 2007 FixYa, LTD. All rights reserved.info@fixya.comTue, 22 Dec 2009 14:13:12 GMT80http://www.fixya.com/support/t947459-manual_jensen_jcs_600s_800Hi, do you have to happen a manual for the jensen FRS.. I bought online and it came w.o manual. Anny guidance appreciated!!! Especially I try to fnd out the functions of the "F" button. Thanks in any case! LotharTue, 22 Dec 2009 14:13:12 GMT