Product model: XH-A901Input voltage: DC12-24VNumber of channels: two channelsChip:Two NE5532colour:blueMaterial:metalSize: 96 x 39 x 20MMInstallation aperture: 3MMInstallation hole distance: 89.3 x 32.3MM.
Product model: XH-A901Input voltage: DC12-24VNumber of channels: two channelsChip:Two NE5532colour:blueMaterial:metalSize: 96 x 39 x 20MMInstallation aperture: 3MMInstallation hole distance: 89.3 x 32.3MM