时间到学校，获得主计长的业务趋势调查-116A

BTS-116A Network Time Attendance and Access Controller Feature: 1.8pcs can be connected on computer to built into a network access control system . with function of Time & Attendance ( Keep record the users Entry and Exit). 2.Each door can support up to 2400 users. 3.It has a built in door bell button and a back tamper switch to prevent tampering with the unit. Two surfaces available: BRIGHT CHROME POLISHED A and Matt CHROME FINISHED B (Please note the type of surface you need when you make purchase order). Specification: Operating Voltage12 VDC Metal shell, Weatherproof Equipment Weight: 460g Dimensions 120mm*76mm*27mm