YAMAHA Yamaha Portable PA System STAGEPAS300 Brand: YAMAHA Used until recently, and sound output was not a problem. I haven't done a detailed check, so please consider it as-is. Please judge from the photos; I cannot answer specialized questions, so please understand. Includes a speaker stand set. STAGEPAS 300 Instruction Manual https://jp.yamaha.com/files/download/other_assets/8/322648/stagepas300_ja_om_f0.pdf Shipping is free. An additional 3000 yen is required for Hokkaido and Okinawa. A set of an 8-channel Yamaha powered mixer and active speakers. - Brand: Yamaha - Model: Powered Mixer - Number of Input Channels: 8 channels - Included Accessories: 2 stands - Speaker Type: Active Speakers Thank you for viewing.