RB2 for Wii supports the download (and storage on SD card) of tracks via the in-game music store only; you'll have to add Wii Points through the Wii Shop Channel, per usual. PS2 owners ... sorry, but your DLC is in another castle.
Here's the package / pricing breakdown. Note that peripherals for the PS2 version are already on sale.
- Special Edition Bundle (Wii) – $189.99
- Standalone Software (Wii) – $49.99
- Standalone Drums (Wii) – $89.99
- Standalone Guitar (Wii) – $69.99
- Standalone Software (PS2) – $49.99
- Key specs
- Game format Optical disc
- Drive capacity 40 GB
- Controller type Wired
- Motion controls Camera / optical
- Video outputs RCA / composite
- Backward compatible 1 generations
- Dimensions 3.07 x 11.85 x 182 in
Nintendo Wii console