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Up for sale is a high-quality, rare vintage Japanese bookshelf speaker pair: "DIATONE DS-175AV 3-Way Bass Reflex Speaker System".

Originally released during the golden era of high-fidelity audio, these speakers are engineered with an advanced anti-magnetic shield design, making them perfect for versatile multi-media home theaters, desktop computer audio, and analog audio setups without causing electromagnetic interference. Featuring a comprehensive 3-way driver configuration—including a powerful 20 cm cone woofer, a 5 cm cone tweeter, and a sharp 1.6 cm dome super-tweeter—they deliver clear highs, transparent mids, and a surprisingly warm, punchy low-end response. It is a fantastic find for vintage audio enthusiasts and desktop studio monitors worldwide.

[Product Details]

- Brand: DIATONE (Mitsubishi Electric)

- Model: DS-175AV

- Configuration: 3-Way 3-Speaker Bass Reflex System (Pair / 2 Speakers)

- Era: Vintage

- Magnetically Shielded Type

- Drivers: Low-Frequency 20 cm Cone Type / High-Frequency 5 cm Cone Type / Super-High-Frequency 1.6 cm Dome Type

- Nominal Impedance: 6 Ohms

- Frequency Response: 45 Hz - 25 kHz

- Sensitivity: 90 dB/W/m

- Maximum Input Power: 100 W

- Crossover Frequencies: 3 kHz, 10 kHz

- AV Equalizer Switch: 2 Positions (Pass / AV)

- Country of Manufacture: Japan

[Official Dimensions & Weight (Per Speaker)]

- Width: 250 mm (9.8 inches)

- Height: 450 mm (17.7 inches)

- Depth: 260 mm (10.2 inches)

- Net Weight: Approx. 8.0 kg (17.6 lbs) per speaker / Total Pair Weight: Approx. 16.0 kg (35.2 lbs)

[Operation & Setup Status]

- Thoroughly tested and verified. Sound output has been successfully confirmed from all frequency drivers on both speakers, operating perfectly with zero problematic signal loss.

[Condition]

Please check the photo for condition.

We will ship by FedEx or DHL or Japan Post.

Your order will be carefully wrapped in thick cushioning material (bubble wrap) and packed very securely to ensure safe international transit.

For USA Customers

We will cover the import duties. There will be no additional charges other than the product price.

For Customers Outside the USA

We may be able to offer a discount on the product price. If you're interested, please contact us.

Import duties and taxes are not included in the item price or shipping cost. Please check with your country’s customs office to determine these additional costs prior to bidding or buying.