Edifier R1280's: DB vs DBs vs T vs Ts? Well, depends! (Nov 2023)
Amazon.com: Edifier R1280DBs Active Bluetooth Bookshelf Speakers - Optical Input - 2.0 Wireless Studio Monitor Speaker - 42W RMS with Subwoofer Line Out - Wood Grain : Everything Else
Unboxing and Testing Edifier R1280T $100 Speakers with Built-In Amp - YouTube
Review of very budget speakers (Edifier R1280, R1700, R1855, R2000) from an audiophile standpoint : r/audiophile