Quantity   Component name
1 × Wooden Flute (recorder) https://www.ebay.com/itm/NEW-HOHNER-9550-SOPRANO-BAROQUE-WOODEN-RECORDER-IN-CARRYING-CASE/173508393459
1 × Full Head Rat Mask https://www.amazon.com/gp/product/B015S0SD9G/ref=oh_aui_detailpage_o08_s00
1 × Automatic Cat Feeder https://www.amazon.com/gp/product/B079K2LTYZ/ref=oh_aui_detailpage_o00_s00
1 × Raspberry Pi 3b Any Pi that has wifi and a camera. A zero might even be better because of lower power consumption.
1 × DFPlayer mini SDCard MP3 & amplifier module $1.75?! these things are a great deal https://www.ebay.com/itm/DFPlayer-Mini-MP3-Player-Module-For-Arduino-Black-X9R5/253305969382
1 × PIR Infrared motion sensor https://www.ebay.com/itm/New-HC-SR501-Infrared-PIR-Motion-Sensor-Module-for-Arduino-Raspberry-pi/132113984394
1 × 5V regulator Any regulator will do. This is just if you want to use the batteries that come along with it since 4 alkalines can land you at 6v. https://www.ebay.com/itm/DC-DC-Buck-Step-down-5V-36V-to-3-3V-6V-9V-12V-24V-5A-Converter-Voltage-Regulator/272834659085