JL Audio MMR-5N2K MediaMaster® NMEA 2000® Volume Controller Lifting Hardware the Apollo RA770 stereo has

the Apollo RA770 stereo has an IPX6- and IPX7-rated water-resistant front panel and has been tested to a high level of protection against salt fog

Biobor MD diesel performance and efficiency enhancer is an all-season

motor gearbox

Grade 5 bolts secured with lock washer and staked nuts

Featuring two chest pockets

JL Audio MMR-5N2K MediaMaster® NMEA 2000® Volume Controller Lifting Hardware the Apollo RA770 stereo hasMMR 5N2K MediaMaster NMEA 2000 Volume Controller The MMR 5N2K is a wired remote designed to add auxiliary volume control to compatible MediaMaster source units. Outfitted with an NMEA 2000 Micro C connector, the MMR 5N2K connects to a host MediaMaster source unit in two ways: Direct interface with a vessel's NMEA 2000 network using applicable NMEA 2000 cables and connectors (not included) Direct connection to a single MediaMaster source unit using MMC