Company Description: Ningbo ASM Electronics Ltd.,have been specializing in car & PA audio system,including car CD/VCD/DVD player,amplifiers,capacitors,EQ,pre-AMP,speaker & speaker box ,cables and other audio accessories.As a suppliement,a package of auto accessories are supplied to meet various needs of our customers.Piezo siren & Alarm, Electrical siren, Battery backup siren, Outdoor Siren, Home Alarm ,strobe light , magnetic contacts ,reed switches, Moled Speaker Box, Car Speaker, Loudspeaker and PIR sensor , moti |