[08/20/2018] Edifier R1280DB 主動式書架型藍芽無線喇叭(一對)，Edifier R1280DB Powered Bluetooth Bookshelf Speakers – Optical Input – Wireless Studio Monitors – 4 Inch Near Field Speaker – 42w RMS – Wood Grain (Black)，現在超低特價$103.99 USD。Prime 免境內運費。哪裡買？amazon。