i have installed a ADE accenta mini g3 alarm, works great but i want to add an extra bellbox to the back of the house. The font bellbox is a ADE response 8, the back one is unknow make/model, white with blue border for 360 degree strobing. on the circuit board it has +12 volts, 0v,tam 0v, neg trig, str neg, strobes ok just not sure how to connect others up, i have two wires going to alarm panel one back one front. Please Help, Thanks Brian.