intelligent access controller of ACM6800 series is divide into ACM6810?ACM6820?ACM6840 three categories, it control one, two, four single-direction door respectively. while toward the double-direction door, ACM6820 one, ACM6840 two; ACM6800 series access controller adopts the most advanced MOTOROLA chipset in the world. MOTOROLA chipset combine many powerful functions together, high speed, strong anti-interrupt. With lock model inside, it can use the 32k HZ crystal vibrate product as high as 32M HZ, which effectively lower the interrupcy and improving the stability. It can support at most 64-network group in the access control system and each network group support 64-network mainframe. Each network mainframe supports 8 serial interfaces and each interface can run 64-access controller simultaneously. The number of the door support by ACM 6800 series can reach as much as more than 10000 through the expend network. Price Condition FOB shenzhen Origin china Delivery lead time one week Minimum order 1 Supply ability 1000 pcs/month