: Dual XLR/TRS combo inputs for microphones and instruments (Hi-Z support for guitars).
The price of the DS Orca Driver varies depending on the retailer and location. However, you can expect to pay around $500-$600 for the driver.
The "Orca" typically refers to a specific brand of hardware. During the peak of the Nintendo DS (pre-DSi era), devices that fit into the Game Boy Advance slot were used to run homebrew games, emulators, and media files.