Tascam 4-track cassette MTR. - Power not confirmed - No box Operation not confirmed. It worked fine when used for home recording about 3 years ago, but has not been re-checked for this listing. We cannot provide any warranty for any defects, so please refrain from purchasing if you are looking for a guaranteed fully functional product. ● Product Name TASCAM PORTASTUDIO 424 Multi-track Recorder ● Included Items No manual, no adapter ● Condition Lightly cleaned, but some dust remains in the crevices. There are minor scratches, stains, and small imperfections due to the used condition. Please understand the above before purchasing.