Hi John!
This is the speaker the 2DS is using: https://www.aliexpress.us/item/3256804034852007.html?spm=a2g0o.productlist.main.1.c634K2dwK2dw9i&algo_pvid=da43070a-3e66-46ae-9da3-834ebe63b3da&algo_exp_id=da43070a-3e66-46ae-9da3-834ebe63b3da-0&pdp_npi=4%40dis%21USD%211.28%211.10%21%21%211.28%211.10%21%40210387dd17276796640162946e9b40%2112000028426151923%21sea%21US%210%21ABX&curPageLogUid=wfPDMCfENxH1&utparam-url=scene%3Asearch%7Cquery_from%3A&_gl=1*1movo24*_gcl_aw*R0NMLjE3Mjc2NzY4NjEuRUFJYUlRb2JDaE1JMU1XOTZJSHFpQU1WaHBpREJ4M1daeWFWRUFRWUFpQUJFZ0pIaFBEX0J3RQ..*_gcl_dc*R0NMLjE3Mjc2NzY4NjEuRUFJYUlRb2JDaE1JMU1XOTZJSHFpQU1WaHBpREJ4M1daeWFWRUFRWUFpQUJFZ0pIaFBEX0J3RQ..*_gcl_au*MTIxOTY4MTIzMy4xNzI0MDUzNjQ0*_ga*MTgyOTMzMDAyNy4xNzA3ODE3NTg2*_ga_VED1YSGNC7*MTcyNzY3OTY2NS40MS4wLjE3Mjc2Nzk2NjUuNjAuMC4w
You do need to solder to replace it!
Please let us know how it goes!