NATIONAL RX-5700 Vintage Radio Cassette Boombox. Vintage NATIONAL RX-5700 cassette boombox from Japan. With its vintage design and large cabinet, it is an attractive item for collectors, vintage audio enthusiasts, restoration projects, or parts use. ? FM radio reception confirmed. ? Cassette playback / audio output confirmed. ? Untested / Faulty Functions. Left level meter does not move. Right level meter does not move. Recording function has NOT been tested. Other detailed functions have NOT been tested. Only the functions listed above were checked. The sound quality has not been professionally evaluated. Type: Vintage Radio Cassette Boombox. This is a vintage used item with signs of age and previous use. There may be scratches, scuffs, dirt, discoloration, and other cosmetic wear. ? Please carefully check all photos for the actual condition. The photographs are an important part of the item description. ? The NATIONAL RX-5700 is a classic Japanese-era radio cassette boombox with a distinctive vintage appearance. ? It is especially interesting for collectors of vintage Japanese audio equipment, retro interiors, restoration projects, and parts sourcing. Other functions may have additional issues that were not detected. ? Due to the age of this equipment, stable operation cannot be guaranteed. ? Recommended for restoration, repair, collection, or parts use. ? NATIONAL RX-5700 main unit. Only the items shown in the photographs are included.