{"product_id":"ds-qae1a40g1-vb","title":"Amplificador em rede Funcionalidades básicas de mistura Leitor USB \/ BT \/ MIC \/ RCA Potência 40 W - HIKVISION DS-QAE1A40G1-VB","description":"\u003cdiv data-short-description\u003e\u003cul\u003e\n\u003cli\u003eAmplificador em rede\u003c\/li\u003e\n\u003cli\u003eFuncionalidades básicas de mistura\u003c\/li\u003e\n\u003cli\u003eLeitor USB \/ BT \/ MIC \/ RCA \u003c\/li\u003e\n\u003cli\u003ePotência 40 W\u003c\/li\u003e\n\u003cli\u003e1 zona\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c!-- full-description --\u003e\u003cdiv data-full-description\u003e\n\u003cp\u003eOs amplificadores de rede são equipamentos que recebem áudio através de uma rede IP e o amplificam para reproduzi-lo em altifalantes. Fazem parte dos sistemas de som modernos, nos quais o som é distribuído digitalmente, em vez de se utilizar apenas cablagem analógica.\u003c\/p\u003e\n\u003cp\u003eSão utilizados para transmitir avisos, música de fundo ou mensagens de emergência em locais como escritórios, lojas ou fábricas. Permitem o controlo centralizado, a gestão por zonas e, em muitos casos, a ligação de fontes de áudio locais, como microfones ou reprodutores.\u003c\/p\u003e\n\u003cul class=\"article_list\"\u003e\n\u003cli\u003eAmplificador em rede\u003c\/li\u003e\n\u003cli\u003eFuncionalidades básicas de mistura\u003c\/li\u003e\n\u003cli\u003e40 W\u003c\/li\u003e\n\u003cli\u003eLeitor USB \/ BT \/ MIC \/ RCA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c!-- specifications --\u003e\u003cdiv data-specifications\u003e\u003ctable class=\"specs\" style=\"\u0026gt;\u0026lt;tbody\u0026gt;\u0026lt;tr align=\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003e\u003ch3\u003eProtocolo\u003c\/h3\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eProtocolo de rede\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIPv4, HTTP, HTTPS , SSL\/TLS , DNS, NTP, TCP, UDP, IGMP, ICMP, DHCP, ARP, SSH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eProtocolo de interface (API)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eISAPI, ISUP, RTP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-header\"\u003e\u003ctd\u003e\u003ch3\u003eFunção\u003c\/h3\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eVelocidade de bits de áudio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eG.711ulaw (64 Kbps)\u003cbr\u003eG.711alaw (64 Kbps)\u003cbr\u003eMP3 (32 K ~ 320 Kbps)\u003cbr\u003e\u003cbr\u003eLargura de bits de amostragem: 16 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eSíntese de voz\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInglês, russo, espanhol, japonês, tailandês, português (Brasil), coreano, francês\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFunções de proteção contra\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCurto-circuitos\u003cbr\u003eSobrecorrentes\u003cbr\u003eSobreaquecimento\u003cbr\u003eEletricidade estática\u003cbr\u003eSobretensões\u003cbr\u003eDescargas elétricas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-header\"\u003e\u003ctd\u003e\u003ch3\u003eÁudio\u003c\/h3\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003ePotência nominal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eResposta em frequência\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80 Hz - 20 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eDistorção harmónica total (THD)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eRelação sinal a ruído (SNR)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≥100 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-header\"\u003e\u003ctd\u003e\u003ch3\u003eInterfaces\u003c\/h3\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eAlarme\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 x Alarme IN\u003cbr\u003e1 x Alarme OUT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eEthernet (RJ45)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 x Rede (10 \/ 100 \/ 1000 M)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eArmazenamento local\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 GB (EMMC)\u003cbr\u003e\u003cbr\u003eO espaço disponível para ficheiros de áudio é de 1 GB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eÁudio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eENTRADAS:\u003cbr\u003e1x MIC (-28 dBV, 2,57 kΩ, não balanceada, conector jack de 6,35 mm, compatível com microfones dinâmicos)\u003cbr\u003e1 x USB 2.0\u003cbr\u003e1 x RCA IN (0 dBV, 5 kΩ, assimétrico, macho)\u003cbr\u003e1 via Bluetooth 5.0 (alcance de até 10 m)\u003cbr\u003e\u003cbr\u003eSAÍDAS:\u003cbr\u003e1 x Tensão constante (100 V COM)\u003cbr\u003e1 x RCA (0 dBV, 100 Ω, assimétrico, macho. Ligação em cascata RCA: suporta uma cadeia de até 3 amplificadores)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eIndicador LED\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndicador de alimentação (luz branca fixa): O dispositivo funciona normalmente\u003cbr\u003eIndicador da unidade USB (luz branca fixa): O dispositivo está no modo USB\u003cbr\u003eIndicador de Bluetooth (luz azul fixa): O dispositivo está no modo Bluetooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eVolume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 x MIC (potenciómetro)\u003cbr\u003e1 x Volume (potenciómetro)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eUSB\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 x USB 2.0 \/ 3.0\u003cbr\u003eFormato de ficheiro: FAT32, capacidade máxima: 128 GB\u003cbr\u003eSistema de ficheiros FAT32: tamanho máximo da partição: 128 GB, tamanho máximo do ficheiro: 4 GB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-header\"\u003e\u003ctd\u003e\u003ch3\u003eGeral\u003c\/h3\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eAlimentação\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eConsumo\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4,5 W (modo standby)\u003cbr\u003e45 W (máx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlástico\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensões\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e230,8 (L) × 51,2 (H) × 190,8 (F) mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003ePeso\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1,5 Kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eCor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBranco\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"table-data\"\u003e\n\u003ctd\u003e\u003cstrong\u003eCondições de trabalho\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTemperatura: -10 ~ 55 °C\u003cbr\u003eHumidade: ＜90 % (sem condensação)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e","brand":"HIKVISION","offers":[{"title":"Default Title","offer_id":56588091621762,"sku":"DS-QAE1A40G1-VB","price":122.83,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0957\/8515\/6994\/files\/DS-QAE1A40G1-VB_5600805e-6a29-4858-ac20-a91befa9169b.png?v=1780593629","url":"https:\/\/loja.mmsistemasdeseguranca.pt\/products\/ds-qae1a40g1-vb","provider":"Miguel Monteiro - Sistemas de Segurança","version":"1.0","type":"link"}