It takes time for Mabu to learn your voice. Here are some tips to help Mabu hear better.
1. Sit in front of her, distancing yourself about 3 feet away.
2. Lower the volume of any background sounds like the TV or music.
3. Speak to Mabu angling yourself from her on your right side.
4. Lower your voice.
5. If possible, sit slightly below Mabu.