This document introduces the characteristics of a certain product. The brand of the product is and the model is .
The Sampo AK-W913UL is a portable CD/MP3/USB recorder with built‑in radio, tape and headphone functions. This manual provides detailed instructions on setup, operation of each mode, battery replacement, and safety precautions.
It also includes specifications, maintenance tips, fault troubleshooting, and warranty information to help users get the most out of the device. This manual is written in Chinese.