Quantity   Component name
1 × Nextion Enhanced NX3224K028 resistive touch screen by itead.cc
1 × Aduino Pro Micro 5V with ATMega 32u4 and micro USB
1 × Grove - MP3 v2.0 sound playing module
1 × Piezzo buzzer, USB connector plus wiring
1 × USB supplied speaker with less power consumption than left for it