Grandstream Networks GDS37X0-RFID-RD RFID USB Card Reader V-9983-W This easily mountable unit can

This easily mountable unit can be installed in equipment closets or electrical rooms for covert monitoring

Damping material minimizes vibration

Number of slots/frame: 4

This power supply is UL and CSA-listed and is designed for indoor use only

DIGITAL WATCHDOG DW-VMAX480D This is an 8 Channel 1TB DVR with advanced H

Grandstream Networks GDS37X0-RFID-RD RFID USB Card Reader V-9983-W This easily mountable unit canThis USB RFID Card reader can be installed anywhere and connect via USB to any computer running Grandstreams free GDS Manager software to allow all RFID Card Reader activity to be tracked, monitored and managed centrally by GDS Manager. Features: Card Supported Generic RFID card Working Frequency 125KHz Power Supply DC 5V (4%) Electric Current Standby Current 20mA; Operation Current Less Than 35 mA Operating Distance 0 40mm effective distance, the use