Wackiest Japanese Inventions You Have To See to Believe 17. Device That Records Baby Sounds During Pregnancy The device lets expectant mothers tune in to their baby’s heartbeat and record the sounds. Amazing isn’t it? Prev Next Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41
