20W Stereo Bt speaker

20W Stereo Bt speaker Parts: -DC 5V TWS BT Amplifier Module 10W+10W Dual Channel Digital Stereo : https://www.aliexpress.com/item/1005010678593885.html?pdp_npi=4%40dis%21HUF%21HUF%202%2C839.23%21HUF%201%2C532.39%21%21%218.56%214.62%21%40211b815c17717425592585466eb2a6%2112000053166705506%21sh%21HU%21723485383%21X&spm=a2g0o.store_pc_allItems_or_groupList.new_all_items_2007602969688.1005010678593885 Bass Passive Circle And Ellipse Diaphragm Low-frequency Radiator Subwoofer (40x70mm racetrack) : https://www.aliexpress.com/item/1005007657193412.html?pdp_npi=4%40dis%21HUF%21HUF%20806.68%21HUF%20556.70%21%21%2116.78%2111.58%21%40211b87e117717426199222953ded7c%2112000041734996854%21sh%21HU%21723485383%21X&spm=a2g0o.store_pc_home.allitems_choice_2010158625325.1005007657193412 2Pcs 2 Inch Portable Full Range Speaker 53MM 4 ohm 10W : https://www.aliexpress.com/item/1005007441881405.html?pdp_npi=4%40dis%21HUF%21HUF%203%2C774.58%21HUF%203%2C774.58%21%21%2111.38%2111.38%21%402103834817717427628794880e53be%2112000040770022077%21sh%21HU%21723485383%21X&spm=a2g0o.store_pc_allItems_or_groupList.new_all_items_2007599984523.1005007441881405 -2pcs 18650 li-ion cell 2000-2500mah ( need 8A continous discharge) Connect the cells in parallel, ( 3,7v, 4000-5000mah ) -M3 nuts and bolts ( -M2 bolt for the bottom cover -rubber glue -