ヤマハ | SR-C20A,Amazon.com: Yamaha Audio SR-C20A Compact Sound Bar with Built-in Subwoofer and Bluetooth, Black : Automotive,Amazon.co.jp: Yamaha SR-C20A(W) Compact Sound Bar, 23.6 inches (60 cm) Wide, PC Gaming Speaker, Bluetooth Compatible, TV, Computer, Smartphone, White : Musical Instruments