Quantity   Component name
1 × Raspberry Pi Zero W - $10
1 × Memsic 2125 - $7.99 9DOF Sensor
2 × Coin flat vibrating motor - $0.35
1 × Arduino Nano - $3.5
1 × MaxSonar sensor - $35
2 × Bone Conductor - S11.94
1 × Velleman 3.3V/5V TTL Logic Level converter
1 × MAX98306 - $11.94 Audio ICs / Audio Amplifiers
1 × Power Boost 1000c - $19.95 Charger
1 × Lipo 3.7V 1200 mAh - $11.99 Rechargeable battery
1 × Power button - $0.25
1 × Raspberry Pi Camera Module V2 -$16.99
1 × Sunglasses - $1
1 × Total cost: $151.94
1 × 3D printed modular parts - $9