{"id":460,"date":"2025-03-17T06:45:57","date_gmt":"2025-03-17T06:45:57","guid":{"rendered":"https:\/\/nearity.theme.adsagency.com.vn\/product\/v30-uhd-conference-camera-3\/"},"modified":"2025-04-17T04:32:52","modified_gmt":"2025-04-17T04:32:52","slug":"nearity-a20s-loa-va-micro-hoi-nghi-chuyen-nghiep-voi-ai-chuoi-daisy-chain-mo-rong","status":"publish","type":"product","link":"https:\/\/visionteco.com\/en\/product\/nearity-a20s-loa-va-micro-hoi-nghi-chuyen-nghiep-voi-ai-chuoi-daisy-chain-mo-rong\/","title":{"rendered":"NEARITY A20S \u2013 Loa v\u00e0 Micro H\u1ed9i Ngh\u1ecb Chuy\u00ean Nghi\u1ec7p v\u1edbi AI &#038; Chu\u1ed7i Daisy-Chain M\u1edf R\u1ed9ng"},"content":{"rendered":"<p>NEARITY A20S l\u00e0 thi\u1ebft b\u1ecb SpeakerMic h\u1ed9i ngh\u1ecb th\u00f4ng minh t\u00edch h\u1ee3p micro v\u00e0 loa ch\u1ea5t l\u01b0\u1ee3ng cao, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 mang l\u1ea1i hi\u1ec7u su\u1ea5t \u00e2m thanh t\u1ed1i \u01b0u cho c\u00e1c kh\u00f4ng gian h\u1ecdp v\u1eeba v\u00e0 l\u1edbn. V\u1edbi kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t l\u00ean \u0111\u1ebfn 6 thi\u1ebft b\u1ecb nh\u1edd c\u00f4ng ngh\u1ec7 Daisy-chain \u0111\u1ed9c quy\u1ec1n, c\u00f9ng c\u00e1c thu\u1eadt to\u00e1n x\u1eed l\u00fd \u00e2m thanh ti\u00ean ti\u1ebfn nh\u01b0 kh\u1eed \u1ed3n AI, full-duplex v\u00e0 kh\u1eed vang, A20S gi\u00fap \u0111\u1ea3m b\u1ea3o m\u1ecdi gi\u1ecdng n\u00f3i \u0111\u1ec1u \u0111\u01b0\u1ee3c truy\u1ec1n t\u1ea3i r\u00f5 r\u00e0ng, m\u1ea1ch l\u1ea1c trong b\u1ea5t k\u1ef3 m\u00f4i tr\u01b0\u1eddng n\u00e0o.<\/p>\n<h3>T\u00ednh n\u0103ng n\u1ed5i b\u1eadt<\/h3>\n<ul>\n<li>8 micro MEMS \u0111\u1ecbnh h\u01b0\u1edbng \u2013 Thu \u00e2m chu\u1ea9n x\u00e1c trong ph\u1ea1m vi 5m.<\/li>\n<li>AI Noise Suppression &amp; Kh\u1eed vang \u2013 T\u1ef1 \u0111\u1ed9ng lo\u1ea1i b\u1ecf ti\u1ebfng v\u1ecdng ph\u00f2ng h\u1ecdp v\u00e0 t\u1ea1p \u00e2m n\u1ec1n.<\/li>\n<li>Full-duplex Communication \u2013 Giao ti\u1ebfp hai chi\u1ec1u m\u01b0\u1ee3t m\u00e0, kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n.<\/li>\n<li>Daisy-chain m\u1edf r\u1ed9ng l\u00ean \u0111\u1ebfn 6 thi\u1ebft b\u1ecb \u2013 Ph\u1ee7 s\u00f3ng \u00e2m thanh to\u00e0n ph\u00f2ng m\u00e0 kh\u00f4ng b\u1ecb suy hao ch\u1ea5t l\u01b0\u1ee3ng.<\/li>\n<li>AGC v\u00e0 Beamforming \u2013 T\u1ef1 \u0111i\u1ec1u ch\u1ec9nh \u00e2m l\u01b0\u1ee3ng v\u00e0 t\u1eadp trung thu gi\u1ecdng n\u00f3i.<\/li>\n<li>C\u1eafm l\u00e0 d\u00f9ng (Plug &amp; Play) \u2013 C\u00e0i \u0111\u1eb7t \u0111\u01a1n gi\u1ea3n qua USB-C ho\u1eb7c PoE RJ45.<\/li>\n<li>Tu\u1ef3 ch\u1ec9nh \u00e2m thanh n\u00e2ng cao qua ph\u1ea7n m\u1ec1m Nearity Device Manager \u2013 T\u00f9y ch\u1ec9nh m\u1ee9c kh\u1eed nhi\u1ec5u, lo\u1ea1i b\u1ecf vang, echo.<\/li>\n<\/ul>\n<h3>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt chi ti\u1ebft<\/h3>\n<p><strong>Micro<\/strong><\/p>\n<ul>\n<li>Lo\u1ea1i: 8 MEMS microphones array<\/li>\n<li>Kho\u1ea3ng c\u00e1ch thu hi\u1ec7u qu\u1ea3: 5 m\u00e9t (16 feet)<\/li>\n<li>\u0110\u1ed9 nh\u1ea1y: -38 dBFS @94dB SPL, 1kHz<\/li>\n<li>T\u1ef7 l\u1ec7 SNR: 63 dBV\/Pa, A-weighted<\/li>\n<\/ul>\n<p><strong>Loa<\/strong><\/p>\n<ul>\n<li>C\u00f4ng su\u1ea5t: 5W (4\u03a9)<\/li>\n<li>D\u1ea3i t\u1ea7n: 220Hz \u2013 12kHz<\/li>\n<li>\u0110\u1ed9 \u1ed3n: 80 \u00b1 3 dB @1m<\/li>\n<li>\u0110\u1ed9 m\u00e9o ti\u1ebfng (THD): &lt; 5%<\/li>\n<\/ul>\n<p><strong>X\u1eed l\u00fd \u00e2m thanh<\/strong><\/p>\n<ul>\n<li>AI noise suppression<\/li>\n<li>Full-duplex communication<\/li>\n<li>Echo cancellation<\/li>\n<li>Beamforming<\/li>\n<li>AGC \u2013 Automatic Gain Control<\/li>\n<li>Reverb suppression<\/li>\n<li>Voice Activity Detection (VAD)<\/li>\n<\/ul>\n<p><strong>K\u1ebft n\u1ed1i &amp; Ngu\u1ed3n<\/strong><\/p>\n<ul>\n<li>C\u1ed5ng k\u1ebft n\u1ed1i:<\/li>\n<li>USB 2.0 Type-C<\/li>\n<li>RJ45 (CAT6) \u2013 Daisy-chain m\u1edf r\u1ed9ng t\u1ed1i \u0111a 6 thi\u1ebft b\u1ecb<\/li>\n<li>Ngu\u1ed3n c\u1ea5p:<\/li>\n<li>DC 54V\/1.2A (qua adapter)<\/li>\n<li>USB 5V\/0.5A<\/li>\n<li>T\u01b0\u01a1ng th\u00edch h\u1ec7 \u0111i\u1ec1u h\u00e0nh: Windows \/ macOS \/ Linux<\/li>\n<\/ul>\n<p><strong>K\u00edch th\u01b0\u1edbc &amp; Tr\u1ecdng l\u01b0\u1ee3ng<\/strong><\/p>\n<ul>\n<li>K\u00edch th\u01b0\u1edbc: 120 x 120 x 64 mm<\/li>\n<li>Tr\u1ecdng l\u01b0\u1ee3ng: 359g<\/li>\n<li>M\u00e0u s\u1eafc: Deep Tarnish (x\u00e1m \u0111\u1eadm sang tr\u1ecdng)<\/li>\n<\/ul>\n<p><strong>B\u1ed9 s\u1ea3n ph\u1ea9m bao g\u1ed3m<\/strong><\/p>\n<ul>\n<li>NEARITY A20S x1<\/li>\n<li>C\u00e1p USB Type-C x1<\/li>\n<li>C\u00e1p UTP RJ45 (CAT6) x1<\/li>\n<li>Adapter ngu\u1ed3n x1<\/li>\n<li>H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng x1<\/li>\n<li>\u1ee8ng d\u1ee5ng l\u00fd t\u01b0\u1edfng<\/li>\n<li>Ph\u00f2ng h\u1ecdp 6 \u2013 20 ng\u01b0\u1eddi<\/li>\n<li>H\u1ec7 th\u1ed1ng h\u1ed9i ngh\u1ecb m\u1edf r\u1ed9ng nhi\u1ec1u v\u1ecb tr\u00ed<\/li>\n<li>K\u1ebft h\u1ee3p v\u1edbi c\u00e1c thi\u1ebft b\u1ecb camera h\u1ed9i ngh\u1ecb nh\u01b0 NEARITY C30R, V415, V520D<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>NEARITY A20S l\u00e0 thi\u1ebft b\u1ecb SpeakerMic h\u1ed9i ngh\u1ecb th\u00f4ng minh t\u00edch h\u1ee3p micro v\u00e0 loa ch\u1ea5t l\u01b0\u1ee3ng cao, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 mang l\u1ea1i hi\u1ec7u su\u1ea5t \u00e2m thanh t\u1ed1i \u01b0u cho c\u00e1c kh\u00f4ng gian h\u1ecdp v\u1eeba v\u00e0 l\u1edbn<\/p>\n","protected":false},"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_cat":[72,73,74],"product_tag":[],"class_list":["post-460","product","type-product","status-publish","product_cat-microphone-en","product_cat-product","product_cat-speaker-en","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>NEARITY A20S \u2013 Loa v\u00e0 Micro H\u1ed9i Ngh\u1ecb Chuy\u00ean Nghi\u1ec7p v\u1edbi AI &amp; 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