CWDM cartridge module is a TFF(thin film filter) based wavelength division multiplexing technology, which has a variety of wavelengths and optional link structure. It multiplexes optical signals of different
Kench electronic new design car window honeycomb format electric curtain for luxury van mpv adopts motor control to pull up and control the opening and closing of honeycomb grid cloth.
Piston calipers belong to the disc brake, is to push the friction disc pressure device, so the general number of piston calipers on behalf of how many individual pistons.