Check the listing for details. Fox Micron MX Bite Indicator Set Bite Alarm Bell. Color: Black, Condition: New. Listed at 336.02 USD. Fox Micron MX bite alarm set Fox Micron MX bite alarm set High quality bite alarm. Highly visible 4mm multicolor LED (colors red, orange, green, blue, purple and white) LED color is easily changed using the rubber push button on the back of the bite alarm (like the RX+) Two-stage sensitivity adjustment Graduated volume adjustment wheel High quality conical speaker Integrated I-Com radio transmission technology for use with the MX radio receiver Rubber inserts in the bite alarm tubes Toggle switch with three positions for switching on and off and for sensitivity adjustment 1 x power connection socket for illuminated optical bite alarms Powered by 2 x AAA batteries Batteries not included Part type: Bite alarms Product type: Bite alarms Product: Micron MX bite alarm Type of fishing: Freshwate.