Yes, you can play 100% of Nintendogs without a microphone. Voice commands are optional convenience, not required.
| Function | Mic Method | Touchscreen Alternative |
|---|---|---|
| Call Dog | Say name | Tap whistle icon / whistle button |
| Commands (Sit, Shake, etc.) | Speak command | Tap command button on screen |
| Praise/Scold | Voice tone | Tap "Good Dog" / "Bad Dog" buttons |
| Bark Mode (Local Wireless) | Bark at mic | Not needed — automatic when near another DS |
Enjoy your pup. The touchscreen is the primary interface.