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Continue to ChatBluetoothのスピーカーは使える https://clasec.sono-sys.net/2014/03/bluetooth%e3%81%ae%e3%82%b9%e3%83%94%e3%83%bc%e3%82%ab%e3%83%bc%e3%81%af%e4%bd%bf%e3%81%88%e3%82%8b/
Bluetoothのスピーカーは使える https://clasec.sono-sys.net/2014/03/bluetooth%e3%81%ae%e3%82%b9%e3%83%94%e3%83%bc%e3%82%ab%e3%83%bc%e3%81%af%e4%bd%bf%e3%81%88%e3%82%8b/