{"product_id":"alpine-mrv-f409-4-channel-power-amplifier-tested-working-from-japan-as-is","title":"ALPINE MRV-F409 4-CHANNEL POWER AMPLIFIER TESTED WORKING FROM JAPAN AS IS","description":"\u003ch2\u003eALPINE MRV-F409 4-CHANNEL POWER AMPLIFIER TESTED WORKING FROM JAPAN AS IS\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e For parts or not working\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAccessories:\u003c\/strong\u003e are included\u003c\/p\u003e\n\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003e・This is a used Alpine MRV-F409 4-Channel Power Amplifier.\u003c\/p\u003e\n\u003cp\u003e・The unit has been cleaned to the best of my ability, but some minor dirt may remain as it is a used item.\u003c\/p\u003e\n\u003cp\u003e・Please expect minor scratches consistent with use; there are no major gouges or deep scratches. There is some slight rust on the power terminal.\u003c\/p\u003e\n\u003cp\u003e・The item has been power-tested on a bench.\u003c\/p\u003e\n\u003cp\u003e・Power was confirmed to turn on, and audio output from all 4 channels was verified. Gain dial adjustment and high-pass\/low-pass filter switching settings, along with EQ dial adjustments during setting, were also confirmed. No noise was observed during dial adjustments. Other functions and settings have not been tested.\u003c\/p\u003e\n\u003cp\u003e・Audio output was confirmed by reconnecting the channels in 2-channel pairs, as a 4-channel simultaneous output environment was not available. Approximately 10 minutes of listening was performed for each test.\u003c\/p\u003e\n\u003cp\u003e・Please carefully review the photos and consider your purchase only if you are satisfied.\u003c\/p\u003e\n\u003cp\u003e・Only the amplifier unit is included as shown in the first photo. No cables or other accessories are included.\u003c\/p\u003e\n\u003cp\u003e・Only the items shown in the photos are included.\u003c\/p\u003e\n\u003cp\u003ePlease consider the risks associated with purchasing used electronic equipment. Malfunctions may occur upon receipt, even with the tested functions. Your understanding and agreement to these terms are appreciated before purchasing.\u003c\/p\u003e\n\u003ch3\u003eCondition \u0026amp; Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e For parts or not working\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eItem Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Alpine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Japan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomized:\u003c\/strong\u003e Unknown\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eHelpful links\u003c\/h3\u003e\n\u003cp\u003eQuestions before ordering? Please contact us first. \u003ca href=\"\/pages\/shipping-policy\"\u003eShipping\u003c\/a\u003e | \u003ca href=\"\/pages\/refund-and-return-policy\"\u003eReturns\u003c\/a\u003e | \u003ca href=\"\/pages\/availability\"\u003eAvailability\u003c\/a\u003e | \u003ca href=\"\/pages\/faq\"\u003eFAQ\u003c\/a\u003e | \u003ca href=\"\/pages\/contact-legal-notice\"\u003eContact\u003c\/a\u003e | \u003ca href=\"\/collections\/all\"\u003eAll products\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShips from Japan.\u003c\/strong\u003e Actual availability is confirmed after your order. Items may also be listed or sourced through other marketplaces. If an item becomes unavailable, your order will be promptly cancelled and refunded.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eEmail updates\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWant first dibs on new arrivals and restocks?\u003c\/strong\u003e Send us a message and include the email address you want us to use for store updates.\u003c\/p\u003e\n\u003cp\u003eWe only use it for product updates, restock notes, and store announcements. You can also use the contact page if you want to ask a question at the same time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCTA:\u003c\/strong\u003e \u003ca href=\"\/pages\/email-updates?utm_source=product_page\u0026amp;utm_medium=internal\u0026amp;utm_campaign=email_updates_cta\"\u003eEmail updates\u003c\/a\u003e | \u003ca href=\"\/pages\/contact-legal-notice?utm_source=product_page\u0026amp;utm_medium=internal\u0026amp;utm_campaign=email_updates_cta\"\u003eContact\u003c\/a\u003e | \u003ca href=\"\/pages\/faq?utm_source=product_page\u0026amp;utm_medium=internal\u0026amp;utm_campaign=email_updates_cta\"\u003eFAQ\u003c\/a\u003e\u003c\/p\u003e","brand":"Japan Quality Pre-Owned","offers":[{"title":"Default Title","offer_id":52434557010213,"sku":"SH-_SAT_20260409u1204563601","price":766.65,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/3496\/9893\/files\/1_61b885d1-fec8-46bc-9de9-7a4982027252.jpg?v=1780975691","url":"https:\/\/japan-quality-pre-owned.myshopify.com\/products\/alpine-mrv-f409-4-channel-power-amplifier-tested-working-from-japan-as-is","provider":"Japan Quality Pre-Owned","version":"1.0","type":"link"}