Help me. . .zigbee wireless Home automation

My project is wireless Home automation: now i want to use zigbee coordinator to receive 5 nodes(sensors or any input) by using pic, just to on/off the sensors like 0/1..now what ckt i want to follow.. which zigbee is cheap and best. . .

Hi there,
I don't know if you are open to other suggestions, but I`m making a home automation using **broken link removed**.
Sorry for not responding strictly your question.