This document is the operating instructions for the WM-GX100 wireless radio and cassette recorder released by Sony Corporation in 2000. The product features FM and AM radio functions, supports multiple frequency ranges, and can be powered by batteries or external power sources. It is compact and portable in size, and comes with accessories such as stereo headphones, belt clip, and stereo microphone.
The MM‑GX700 is a portable cassette Walkman that plays FM/AM radio, records from tape or microphone, and includes built‑in headphones. This manual explains how to insert batteries, connect external power, and operate the device safely.
Key sections cover specifications, battery life, preparation steps, tape playback, recording procedures, troubleshooting tips, and safety precautions. Users can also find details on accessories, volume limiting, and external power adapters.
| FM frequency range | 65.0 – 107.9 MHz |
|---|---|
| Power requirement | 3 V DC batteries (AA) ×2 |
| Dimensions | 88.8 × 118.6 × 380 mm (3.5 × 4.7 × 1.5 in) |
| Mass | Approx. 160 g (5.7 oz) |
| Supplied accessories | Stereo headphones/earphones, belt clip, stereo microphone |
The BATT indicator dims when the batteries become weak or exhausted.
Connect the AC‑E30HG power adaptor to the DCIN 3 V jack and to the mains; do not use other adapters.