Technical Specifications: - Release Year: 1991 - Head: Fine Gap Head (original high-frequency response, zero visible wear) - Transport: Full-Logic mechanism with electronic Auto-Reverse - Noise Reduction: Dolby B NR - Equalization & Audio: S-XBS (Super Extra Bass), ASC (Anti-Shock Circuitry), Auto Tape Selector (Type I / Type II / Type IV) - Power Source: Internal 1.2V gumstick compartment + attached external 1.5V AA battery pod Condition & Functionality: - Mechanism: 100% operational. Full-logic controls, auto-reverse cycle, fast-forward, and rewind fully tested under load. Playback speed is calibrated and stable without audible wow/flutter. - Audio Path: Clean stereo balance across both channels. Volume pot and tone switches operate smoothly with no contact noise or crackle. - Internal Components: As shown in the macro photos, the tape compartment, pinch rollers, capstans, and head face are exceptionally clean and free of physical degradation. Includes: - Panasonic RQ-S15 unit - Original screw-on AA battery side attachment (as pictured) Shipping: - Packed with protective material in a hard box. Shipped with tracking.