92KB,44KB,Amazon.com: Bose Home Speaker 300: Bluetooth Smart Speaker with Amazon Alexa Built-in, Silver,BOSE (ボーズ) スマートスピーカー(AIスピーカー) HOME SPEAKER 300|トレファクONLINE,Amazon.com: Bose Home Speaker 300: Bluetooth Smart Speaker with Amazon Alexa Built-in, Silver