A practical and useful product that works exactly as intended.
HLLY. AMK-II Preamplifier with Remote Control
Product Details
HLLY. AMK-II Preamplifier.
Operation confirmed. It was in use until recently. Includes remote control.
The LCD brightness is a bit low, but it does not affect usability.
Included items are the main unit and power cable.
Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.
Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.
Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.
Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.





