Excellent Sony Walkman WM-EX304 - Serviced and Cleaned. Serviced Sony Walkman WM-EX304 cassette player in near flawless physical condition as seen in the pictures – Dark gray finish. Fully serviced mechanics ensure reliable performance, delivering excellent sound quality boosted by Mega Bass, Dolby NR noise reduction, and auto reverse for seamless playback. Full Service History - Cassette belts replaced. - Tape head demagnetized for optimal audio clarity. - Cleaned internally, including pinch rollers and capstan for precise tape handling. - Lubricated the internal gears. Key Features - Mega Bass enhances deep lows for punchy, immersive sound. - Dolby NR eliminates tape hiss for clean playback. - Auto reverse flips sides automatically. - Ultra-light (approx. 140g) pocket design powered by 2 AA batteries (~10h life). - AVLS auto volume limiter protects hearing during extended use. Terrific Classic Basic Sony Walkman with great features for excellent warm and clear audio quality.