BOSE SoundTouch 300 (Baugleich mit der Soundtouch 700) SmartTouch Schwarz | eBay
CineMate 1 SR home theater speaker system | Bose Wikia | Fandom
The audiophile diy - Bose SoundTouch 300 repair. Blown power supply driver and MOSFET, all additional resistors around and a voltage stabilizer driver ic on the main board. More info and guidance