{"product_id":"fosi-audio-k7-desktop-dac-headphone-amplifier","title":"Amplificador de fone de ouvido DAC de mesa Fosi Audio K7","description":"\u003ch2\u003e\n\n \u003cstrong\u003eHi-Fi e jogos:\u003c\/strong\u003e \u003cstrong\u003eum único dispositivo para múltiplas necessidades.\u003c\/strong\u003e \n\n\u003c\/h2\u003e\n\n\u003cp\u003e\u003cimg alt=\"Configuração de Hi-Fi e Jogos\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/K7-1500x1000_a6ccde14-44ce-451b-86a5-92fec94d020f_copy.jpg?v=1755285227\"\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003ePuro prazer musical\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cp\u003e Com resolução ultra-alta e distorção extremamente baixa, ele reproduz com precisão cada detalhe. A alta potência de saída leva seus fones de ouvido ao máximo potencial, permitindo que você desfrute da pureza da música.\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003e\u003cimg alt=\"Configuração de jogos\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/gempages_477252102637224875-00ddd056-db07-4d1c-ac21-e36ed4745d99_copy.jpg?v=1755285298\"\u003e\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003ch3\u003e \u003cstrong\u003eEntretenimento com jogos\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cp\u003e Compatível com dispositivos como PC, PS5 Pro, PS5 e Switch, ele realiza a decodificação de áudio com precisão sem esforço. Recursos como localização de som e ajuste de efeitos sonoros ajudam a criar uma experiência de jogo imersiva, tornando cada batalha mais emocionante.\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003e\u003cimg alt=\"Chipset do K7\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/gempages_477252102637224875-cafe19ef-a104-4a0d-9cca-6e839f8e19e0_copy.jpg?v=1755285290\"\u003e\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003ch3\u003e \u003cstrong\u003eChipset de nível audiófilo\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n \u003cp\u003ePara alta resolução, ampla faixa dinâmica, ruído ultrabaixo, baixa latência e alta potência de saída. Captura mais detalhes para uma experiência de audição impecável e pura. \u003c\/p\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/Screenshot_2025-08-15_at_1.48.16_PM.jpg?v=1755280258\" alt=\"Entradas digitais abrangentes com saídas versáteis\"\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003e3,5 mm\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003cstrong\u003eSaída de fone de ouvido não balanceada\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e Potência nominal\u003c\/p\u003e\n\n\u003cp\u003e ≥600mW+600mW @32Ω\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003e4,4 mm\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003cstrong\u003eSaída balanceada para fones de ouvido\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e Potência nominal ≥ 2,1 W + 2,1 W a 32 Ω\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003e3,5 mm\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003cstrong\u003eEntrada de microfone\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e Redução inteligente de ruído para comunicações mais claras\u003c\/p\u003e\n\n\u003ch3\u003e\n\n \u003cstrong\u003eCodecs Bluetooth\u003c\/strong\u003e \u003cstrong\u003ede alta resolução\u003c\/strong\u003e\n\n\u003c\/h3\u003e\n\n\u003cp\u003e Equipado com o chip Bluetooth Qualcomm QCC3031, compatível com os codecs aptX HD, aptX LL, aptX, AAC e SBC.\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eMenos de 40 ms\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e Latência imperceptível\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003ePCM sem perdas de 24 bits\/48 kHz\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e Taxa de amostragem\u003c\/p\u003e\n\n\u003ch3\u003e\n\n \u003cstrong\u003eTela LCD de alta definição\u003c\/strong\u003e \u003cstrong\u003ede 1,5 polegadas\u003c\/strong\u003e \n\n\u003c\/h3\u003e\n\n\u003cp\u003e\u003cimg alt=\"Exibição do K7\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/gempages_477252102637224875-7b77b126-fc34-4e1b-b7e0-18e57c287b54.jpg?v=1755280569\"\u003e\u003c\/p\u003e\n\n\u003ch3\u003e\n\n \u003cstrong\u003eDesign de controle\u003c\/strong\u003e \u003cstrong\u003eprático e fácil de usar\u003c\/strong\u003e\n\n\u003c\/h3\u003e\n\n\u003cp\u003e \u003cstrong\u003e\u003cimg alt=\"Diagrama K7\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/K7_Diagram.jpg?v=1755282488\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \n\u003cstrong\u003eCorpo totalmente em liga de alumínio,\u003c\/strong\u003e \u003cstrong\u003ecom design integrado usinado em CNC.\u003c\/strong\u003e\n\n\u003c\/h3\u003e\n\n\u003cp\u003e Um chassi compacto e requintado, totalmente em metal, com acabamento jateado fino, robusto e durável.\u003c\/p\u003e\n\n\u003ch3\u003e\n\n \u003cstrong\u003eTripla proteção inteligente,\u003c\/strong\u003e \u003cstrong\u003ejogos e entretenimento ininterruptos.\u003c\/strong\u003e\n\n\u003c\/h3\u003e\n\n\u003ch3\u003e\n\n \u003cstrong\u003eCircuito totalmente balanceado,\u003c\/strong\u003e \u003cstrong\u003edistorção ultrabaixa de 0,0002%.\u003c\/strong\u003e\n\n\u003c\/h3\u003e\n\n\u003cp\u003e Reduz eficazmente o ruído e a interferência, equipado com controlo de ganho e circuitos de proteção para auscultadores, garantindo uma saída de áudio nítida e autêntica e melhorando a sua experiência auditiva.\u003c\/p\u003e\n\n\u003ch3\u003e\n\n \u003cstrong\u003eMúltiplos reguladores LDO\u003c\/strong\u003e \u003cstrong\u003egarantem uma qualidade de som nítida.\u003c\/strong\u003e\n\n\u003c\/h3\u003e\n\n\u003cp\u003e Cada estágio utiliza reguladores LDO de baixo ruído para uma saída de energia pura, aprimorando o desempenho de áudio com um suporte de energia robusto.\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eCenários de aplicação\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cp\u003e \u003cstrong\u003e\u003cimg alt=\"Aplicação 1\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/gempages_477252102637224875-3e03357a-eb33-4174-bf45-421f9194210a.jpg?v=1755282688\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003e\u003cimg alt=\"Aplicação 2\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/gempages_477252102637224875-9ea185df-c534-45ec-b07e-10ec4571f237.jpg?v=1755282717\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003e\u003cimg alt=\"Aplicação 3\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/gempages_477252102637224875-e70be2ed-3821-4a77-8c62-0c59b0e8e125.jpg?v=1755282743\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eQualidade de som visivelmente superior\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cp\u003e Por meio de testes rigorosos em situações reais, a excelência sonora deixa de ser algo abstrato e se torna uma garantia tangível de qualidade.\u003c\/p\u003e\n\n\u003ch2\u003e Especificações gerais\u003c\/h2\u003e\n\n \u003cp\u003e\u003cstrong\u003eChipset\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e XMOS XU208+AKM4493SEQ+QCC3031+TPA6120\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eTaxa máxima de amostragem\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e USB: PCM 384kHz-32bit\/DSD256\u003c\/p\u003e\n\n\u003cp\u003e Óptico: PCM 24 bits\/192 kHz\u003c\/p\u003e\n\n\u003cp\u003e Coaxial: PCM 24 bits\/192 kHz\u003c\/p\u003e\n\n\u003cp\u003e Bluetooth: PCM 24 bits\/48 kHz\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eImpedância dos fones de ouvido\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e 16-300Ω\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eEntrada\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e Coaxial, Óptico, USB-C, Bluetooth, Microfone de 3,5 mm\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eSaída\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e RCA, 3,5 mm Single-Ended, 4,4 mm Balanceado\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eAtualização de firmware\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e O firmware XMOS pode ser atualizado através da interface Type-C.\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eVersão Bluetooth\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e 5.0\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eDistância de conexão Bluetooth\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e ≤13m\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eNível de ruído\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e ≤2,5 μV\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eFormato de áudio de transmissão Bluetooth\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e SBC, AAC, aptX, aptX HD, aptX LL\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eTensão e corrente de entrada\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e DC 12V 2A\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eDispositivos compatíveis com USB\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e Windows 7, 8, 8.1, 10, 11 (Driver necessário)\u003c\/p\u003e\n\n\u003cp\u003e Mac OS X, Linux (Não requer driver)\u003c\/p\u003e\n\n\u003ch3\u003e \u003cstrong\u003eParâmetros de áudio\u003c\/strong\u003e\n\u003c\/h3\u003e\n\n\u003cp\u003e \u003cstrong\u003eSaída de fone de ouvido balanceada de 4,4 mm\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003ePotência de saída nominal\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e L+R≥2100mW+2100mW (32Ω\/THD+N＜1%)\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eSNR\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e 121dB\u003c\/p\u003e\n\n \u003cp\u003e\u003cstrong\u003eTHD+N\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u0026lt;0,0002%\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eFaixa dinâmica\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e 121dB\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eNível de ruído\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e ≤ 6,5 μV\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eSaída para fones de ouvido de 3,5 mm (single-ended)\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003ePotência de saída nominal\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e L+ R≥600mW+600mW (32Ω\/THD+N\u0026lt;1%)\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eSNR\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e 122dB\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eTHD+N\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e 0,0005%\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eFaixa dinâmica\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e 121dB\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eNível de ruído\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e ≤2,5 μV\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eResposta em frequência\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e 20Hz-20kHz (±0,1dB)\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eSaída RCA\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eNível de saída\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e ≥2Vrms\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eSNR\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e 20Hz-20kHz (±0,1dB)\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eTHD+N\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e 0,0005%\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eFaixa dinâmica\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e 121dB\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eNível de ruído\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e ≤3μV\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eResposta em frequência\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e 20Hz-20kHz\u003c\/p\u003e\n\n\u003ch2\u003e \u003cstrong\u003eLista de embalagem\u003c\/strong\u003e\n\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Fosi Audio K7\u003c\/li\u003e\n\n\u003cli\u003e Cabo USB-A\/C para USB-C\u003c\/li\u003e\n\n\u003cli\u003e Antena Bluetooth\u003c\/li\u003e\n\n\u003cli\u003e Fonte de alimentação DC 12V\u003c\/li\u003e\n\n\u003cli\u003e Divisor de fone de ouvido de 3,5 mm\u003c\/li\u003e\n\n\u003cli\u003e Manual do Usuário\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":48949853847785,"sku":"K7","price":199.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/K7_9c69ba5b-cd28-400d-a7fe-e560070f39d4copy.jpg?v=1755285612","url":"https:\/\/audio46.com\/pt\/products\/fosi-audio-k7-desktop-dac-headphone-amplifier","provider":"Audio46 Headphone Store","version":"1.0","type":"link"}