{"product_id":"zapco-st-204d-sq-iii-4-ch-class-d-sound-quality-amplifier","title":"Zapco - ST-204D SQ III 4-Ch. Class D Sound Quality Amplifier","description":"\u003cp\u003eFeatures and Functions\u003c\/p\u003e\u003cp\u003e- 4-Channel, Full Range, Class D\u003cbr\u003e- RCA and Speaker Level inputs\u003cbr\u003e- Variable input gain control\u003cbr\u003e- Variable electronic crossover\u003cbr\u003e- Variable bass boost control\u003c\/p\u003e\u003cp\u003eTechnical Specifications\u003c\/p\u003e\u003cp\u003e- Power @ 4Ω: 4 x 200 watts RMS\u003cbr\u003e- THD @ Rated Power \u0026lt; 0.5%THD\u003cbr\u003e- Power @ 2Ω: 4 x 290 watts RMS\u003cbr\u003e- Power Bridged @ 4Ω: 2 x 580 W RMS\u003cbr\u003e- Signal to Noise Ratio \u0026gt; 90dB\u003cbr\u003e- THD + Noise \u0026lt; 0.1%\u003cbr\u003e- Frequency Response 15Hz to 30KHz ±1dB\u003cbr\u003e- Input Sensitivity .25v to 5v\u003cbr\u003e- Net Dimensions (mm): 160(W) x 58(H) x 300(L)\u003cbr\u003e- Overall Dimensions (mm) 160(W) x 58(H) x 325(L)\u003c\/p\u003e","brand":"Zapco","offers":[{"title":"Default Title","offer_id":62377561522545,"sku":"Zapco - ST-204D","price":699.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3341\/7329\/files\/fccc792c-865901_329c2db9720247faa81fa3e9c75bc40e_mv2.webp?v=1758413225","url":"https:\/\/davillecustoms.com\/pt\/products\/zapco-st-204d-sq-iii-4-ch-class-d-sound-quality-amplifier","provider":"Daville Customs","version":"1.0","type":"link"}