Quantity   Component name
3 × Raspberry Pi
1 × SilverStone SUGO SG05-Lite Casing
1 × TP-LINK TL-SF1005D 5-Port 10/100Mbps Desktop Switch
4 × StarTech.com Molded Cat 5e UTP Patch Cable
1 × PSU 5V 5A
1 × Cheap 433 MHz ASK set