Are you looking for a bookshelf sound system specifically designed for pets, or just a good compact speaker setup that can play calming sounds for them?
If it's for soothing your pet, consider a small Bluetooth speaker with good audio quality, like the Sonos One, Bose SoundLink Mini, or JBL Charge 5. You can play white noise, calming music, or pet-specific audio tracks to help with anxiety or loneliness.
If you meant something more unique, there are pet-focused devices like the Petcube Bites 2 (which includes a speaker and treat dispenser) or Furbo Dog Camera, allowing you to talk to your pet remotely. Let me know Adopt me pet valueswhat you're aiming for!