iSTAR Edge 4-reader, supports four readers, with enclosure and two RM-4 modules pre-mounted 64mb RAM, 12/24 VDC input.ESTAR004-RMSKU: ESTAR004-RMTechnical Specifications iSTAR Edge 4-reader, supports four readers, with enclosure and two RM-4 modules pre-mounted 64mb RAM, 12/24 VDC input. Descarga de ManualManual Descarga de Ficha TécnicaFicha Técnica en Español