雅马哈NX-SW10说明书用户手册产品说明书使用说明文档安装使用手册 G NX-E400 Speaker System Systeme D’enceintes OWNER’S MANUAL MODE D’EMPLOI BEDIENUNGSANLEITUNG 1 Thank you for selecting this YAMAHA NX-E400 speaker system. PRECAUTIONS ACCESSORIES Read this before using the speakers. Check that the fo...