THIS IS  A COMPRESSOR LIMITER FOR FM OR AM TRANSMITTERS.
IS MONO VERSION VERY GOOD CHOICE FOR ALL MONO TRANSMITTERS.
FOR STEREO USE MUST BUY TWO PIECES.
IDEAL CHOICE FOR STEREO ENCODER.
WITH PRE-EMPHASIS ON OFF.
IF YOU WANT FOR AM PLEASE AFTER BUY SEND ME NOTE FOR AM USE.

For other questions please contact me.

INFORMATIONS ABOUT SHIPPING :
THE PRIORITY CHOICE IS REGISTER METHOD WITH TRACKING NUMBER THE FIRST CLASS CHOICE NO.
FOR USA CUSTOMERS THE POSTAGE METHOD IS REGISTER AIRMAIL.