{"product_id":"zapco-st-4x-sq-iii-4-ch-class-ab-sq-amplifier-4ω-4-x-70-watts","title":"Zapco ST-4X SQ III 4-channel Class AB SQ Amplifier","description":"\u003ch2\u003eZapco ST-4X SQ III 4-Channel Class AB SQ Amplifier\u003c\/h2\u003e\n\n\u003ch3\u003eFeatures and Functions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e4-channel, full range, Class A\/B\u003c\/li\u003e\n\u003cli\u003eTiffany style panel mount RCA connector\u003c\/li\u003e\n\u003cli\u003eSpeaker level inputs\u003c\/li\u003e\n\u003cli\u003eAdjustable input gain control\u003c\/li\u003e\n\u003cli\u003eAdjustable electronic crossover\u003c\/li\u003e\n\u003cli\u003eAuto turn-on with speaker level inputs\u003c\/li\u003e\n\u003cli\u003eAdjustable bass boost control\u003c\/li\u003e\n\u003cli\u003eNew aluminum chassis\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower @ 4 Ω: 4 x 70 W\u003c\/li\u003e\n\u003cli\u003ePower @ 2 Ω: 4 x 95 W\u003c\/li\u003e\n\u003cli\u003eBridged power @ 4 Ω: 2 x 190 W RMS\u003c\/li\u003e\n\u003cli\u003eTHD at rated power: \u0026lt; 0.1 %\u003c\/li\u003e\n\u003cli\u003eS\/N ratio: \u0026gt; 95 dB\u003c\/li\u003e\n\u003cli\u003eChannel separation: \u0026gt; 60 dB\u003c\/li\u003e\n\u003cli\u003eFrequency response: 15 Hz – 30 kHz ±1 dB\u003c\/li\u003e\n\u003cli\u003eInput sensitivity: 0.25 V – 5 V\u003c\/li\u003e\n\u003cli\u003eNet dimensions (mm): 160 (W) x 58 (H) x 300 (L)\u003c\/li\u003e\n\u003cli\u003eGross dimensions (mm): 160 (W) x 58 (H) x 325 (L)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Zapco","offers":[{"title":"Default Title","offer_id":56758697427319,"sku":"ST-4X SQ III","price":399.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/5159\/4359\/files\/0bf3d1_aaa9ca92445948febdb729ea04445c80_mv2_6e23a25f-fa5f-4f6f-ab30-93caadd45187.jpg?v=1771440061","url":"https:\/\/hifikaupat.fi\/en\/products\/zapco-st-4x-sq-iii-4-ch-class-ab-sq-amplifier-4%cf%89-4-x-70-watts","provider":"Hifikaupat.fi ","version":"1.0","type":"link"}