industrial control positive axis Flow fans, no noise,Steel enclosure, Duachannel,stereopoweramplifier,touch internet kiosk touch screenSurface acoustic wave touch screen, ... , stereo surround power amplifier, output power 2 × 10WFanindustrial control positive axis Flow fans, no noise, cyclic heat dissipationControl ... scanning, keypad, micro-printer, fingerprint roll machine touch internet kiosk....