Torrent Router + External HDD will do the job. I am using Asus RT-N16.
- Download torrent files (24/7 I guess if dako2 ang files ipang download) ----- YES
- Backup important and multimedia (160gb music files and some videos) ----- YES
- Can access it through LAN/Wifi ----- YES, I can watch downloaded movies directly sa akong TV (with wifi dongle), Smartphone and Tab (via BSPlayer Android App)
- Can access it via iTunes (for my iPod) - YES
- Should be fast ---- Average
Akong gi dispose akong NAS kay mas makasave ko ani nga set up in terms of energy and $$$$