01 Light Bill of Materials Part Name Part Number How Many Unit Price Units per order Purchase Link Mouser Link $42.38 ATOM Echo Smart Speaker Development Kit C008-C 1 $13.50 1 https://shop.m5stack.com/products/atom-echo-smart-speaker-dev-kit https://www.mouser.com/ProductDetail/170-C008-C PowerBoost 1000 Charger 2465 1 $19.95 1 https://www.adafruit.com/product/2465 https://www.mouser.com/ProductDetail/485-2465 Tactile Switches 12MM TACTILE PB SWITCH FSM103 1 $0.28 1 https://www.mouser.com/ProductDetail/506-FSM103 https://www.mouser.com/ProductDetail/506-FSM103 Slide Switches DPDT THRU HOLE .3A JS202011CQN 1 $0.70 1 https://www.mouser.com/ProductDetail/611-JS202011CQN https://www.mouser.com/ProductDetail/611-JS202011CQN Lithium Ion Polymer Battery - 3.7v 500mAh 1578 1 $7.95 1 https://www.adafruit.com/product/1578 https://www.mouser.com/ProductDetail/485-1578 Wires $4.80 Silicone Cover Stranded-Core Wire - 25ft 26AWG - Black 1881 1 $0.95 1 https://www.adafruit.com/product/1881 https://www.mouser.com/ProductDetail/485-1881 Silicone Cover Stranded-Core Wire - 25ft 26AWG - Red 1877 1 $0.95 1 https://www.adafruit.com/product/1877 https://www.mouser.com/ProductDetail/485-1877 Silicone Cover Stranded-Core Wire - 25ft 26AWG - Yellow 1879 1 $0.95 1 https://www.adafruit.com/product/1879 https://www.mouser.com/ProductDetail/485-1879 Premium Male/Male Jumper Wires - 20 x 3" (75mm) 1956 1 $1.95 20 https://www.adafruit.com/product/1956 https://www.mouser.com/ProductDetail/485-1956 Optional Addon $3.95 Adafruit Mono 2.5W Class D Audio Amplifier - PAM8302 2130 1 $3.95 1 https://www.adafruit.com/product/2130 https://www.mouser.com/ProductDetail/485-2130