... :RS232, RS485, TCP /IP Proximity Time Attendance with Access Control and Camera M880 Introduction: M880 is a ... Card Capacity50,000Transaction Storage150,000Hardware PlatformZEM510Operating SystemLinuxCommunicationsRS232485, TCP/IP, USB-HostCard SupportID Card(Standard), Optional HID/ ... Automatic Status Switch, T9 input, photo-ID, Camera, Web-serverAccess Control Interface for3rd party electric lock, ...