This is a Mark Bass Little Mark Vintage Amp 1000 with 1000W output. It can be used as a power amp, but it's also perfectly usable as a bass amp as is. This is a rare model, with only a few units imported into Japan by the official distributor. It is a genuine import from Pearl Music Manufacturing Co., Ltd. See here for more details: https://pearl-music.co.jp/markbass/product/heads/8716/ It has not been used outdoors. Please check the images. Accessories include the power cable. There is no outer box, but it will be carefully packaged for shipping. Returns are accepted only for initial defects upon arrival. No other returns are accepted. Thank you for looking.