http://ecx.images-amazon.com/images/I/91aUgUqFTIL._SL1500_.jpg

1. Raspberry Pi 2: $35
2. 128 GB memory card: $75.95
3. Raspberry Pi B+ Power Supply: $6.99
4. Raspberry Pi WIFI Adapter: $8.56
5. Raspberry Pi Cooling Fan: $7.99
6. USB to TTL Serial Cable: $9.95
7. Heat sink: $10
8. 125 gh/s USB miner: $93

The total cost of these components is $247.44.