Catalog > Consumer Electronics > Security & Alarms > Alarms > Alarm Systems Wireless PIR Wireless PIR for JN 2000-1 JN-A01 PIR WIRELESS FOR JN2000-1 10M X 110DEG Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features When you face JN-A01, the jumpers are defined as below: TB1 jumpers: it's a 4x2 jumper, only the middle two pins are closed, the sensor is invalid when half-arming, but it can response when normal arming(ALERT LED is on). When only the right two pins are closed, the sensor can response at both normal armming and half-armming state. TB2 jumpers: it's a 8x3 jumper, it's for setting ID code, when the two sensors have the same ID code they will be arranged into the same zone, or they will be arranged into different zones automatically. Additional Information Detection Range 100m Open Area