{"id":5757,"date":"2024-10-21T16:17:08","date_gmt":"2024-10-21T09:17:08","guid":{"rendered":"https:\/\/bitcoinvn.io\/shop\/?post_type=product&p=5757"},"modified":"2026-06-24T15:48:48","modified_gmt":"2026-06-24T08:48:48","slug":"coldcard-q","status":"publish","type":"product","link":"https:\/\/bitcoinvn.io\/shop\/vi\/product\/coldcard-q\/","title":{"rendered":"ColdCard Q"},"content":{"rendered":"

V\u00ec sao ng\u01b0\u1eddi d\u00f9ng Bitcoin \u01b0u ti\u00ean l\u1ef1a ch\u1ecdn Coldcard Q?<\/b><\/h2>\n

C\u00f4ng ngh\u1ec7 b\u1ea3o m\u1eadt v\u01b0\u1ee3t tr\u1ed9i<\/b><\/h3>\n
    \n
  • Hai chip b\u1ea3o m\u1eadt (Dual Secure Element):<\/b> \u0110\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb hai nh\u00e0 cung c\u1ea5p kh\u00e1c nhau, \u0111\u1ea3m b\u1ea3o th\u00f4ng tin quan tr\u1ecdng nh\u01b0 seed phrase v\u00e0 private key lu\u00f4n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 tr\u01b0\u1edbc c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng ph\u1ea7n c\u1ee9ng tinh vi.<\/span><\/li>\n
  • Ho\u1ea1t \u0111\u1ed9ng ho\u00e0n to\u00e0n t\u00e1ch bi\u1ec7t kh\u1ecfi internet (air-gapped): <\/b>Kh\u00f4ng c\u00f3 Wi-Fi hay Bluetooth. Giao d\u1ecbch \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n v\u00e0 k\u00fd offline qua th\u1ebb nh\u1edb ho\u1eb7c m\u00e3 QR, gi\u1ea3m thi\u1ec3u t\u1ed1i \u0111a nguy c\u01a1 b\u1ecb t\u1ea5n c\u00f4ng t\u1eeb xa.<\/span><\/li>\n
  • Kh\u1edfi \u0111\u1ed9ng an to\u00e0n (Secure boot):<\/b> Thi\u1ebft b\u1ecb ch\u1ec9 ch\u1ea5p nh\u1eadn ch\u1ea1y ph\u1ea7n m\u1ec1m ch\u00ednh h\u00e3ng do Coinkite k\u00fd \u0111i\u1ec7n t\u1eed, ng\u0103n ch\u1eb7n vi\u1ec7c c\u00e0i firmware gi\u1ea3 m\u1ea1o.<\/span><\/li>\n<\/ul>\n

    Ch\u1ed1ng hack v\u00e0 \u0111\u00e1nh c\u1eafp t\u00e0i s\u1ea3n<\/b><\/h3>\n
      \n
    • Duress PIN:<\/b> Cho ph\u00e9p b\u1ea1n m\u1edf m\u1ed9t v\u00ed gi\u1ea3 v\u1edbi th\u00f4ng tin kh\u00f4ng quan tr\u1ecdng, nh\u1eb1m \u0111\u00e1nh l\u1ea1c h\u01b0\u1edbng n\u1ebfu b\u1ecb \u00e9p bu\u1ed9c cung c\u1ea5p m\u1eadt kh\u1ea9u. K\u1ebb t\u1ea5n c\u00f4ng s\u1ebd kh\u00f4ng bi\u1ebft r\u1eb1ng v\u00ed ch\u00ednh v\u1eabn \u0111ang \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7.<\/span><\/li>\n
    • Brick Me PIN: <\/b>Khi nh\u1eadp m\u00e3 PIN \u0111\u1eb7c bi\u1ec7t n\u00e0y, thi\u1ebft b\u1ecb s\u1ebd ngay l\u1eadp t\u1ee9c x\u00f3a to\u00e0n b\u1ed9 d\u1eef li\u1ec7u, b\u1ea3o v\u1ec7 t\u00e0i s\u1ea3n c\u1ee7a b\u1ea1n trong tr\u01b0\u1eddng h\u1ee3p b\u1ecb tr\u1ed9m, c\u01b0\u1ee1ng \u00e9p ho\u1eb7c \u0111e d\u1ecda.<\/span><\/li>\n<\/ul>\n

      Giao d\u1ecbch linh ho\u1ea1t<\/b><\/h3>\n
        \n
      • M\u00e1y qu\u00e9t QR t\u00edch h\u1ee3p \u0111\u00e8n LED v\u00e0 thu\u1eadt to\u00e1n ti\u00ean ti\u1ebfn, gi\u00fap qu\u00e9t nhanh, ch\u00ednh x\u00e1c trong m\u1ecdi \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng.<\/span><\/li>\n
      • H\u1ed7 tr\u1ee3 NFC, t\u01b0\u01a1ng t\u1ef1 nh\u01b0 phi\u00ean b\u1ea3n COLDCARD Mk4.<\/span><\/li>\n
      • C\u00f3 b\u1ed9 nh\u1edb trong \u0111\u1ec3 c\u1ea5t th\u1ebb MicroSD d\u1ef1 ph\u00f2ng, ti\u1ec7n l\u1ee3i khi c\u1ea7n thay th\u1ebf.<\/span><\/li>\n
      • USB v\u00e0 NFC c\u00f3 th\u1ec3 b\u1ecb v\u00f4 hi\u1ec7u h\u00f3a v\u0129nh vi\u1ec5n b\u1eb1ng c\u00e1ch c\u1eaft m\u1ea1ch v\u1eadt l\u00fd tr\u00ean bo m\u1ea1ch \u2013 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt tuy\u1ec7t \u0111\u1ed1i.<\/span><\/li>\n<\/ul>\n

        Giao di\u1ec7n v\u00e0 hi\u1ec7u su\u1ea5t<\/b><\/h3>\n
          \n
        • B\u00e0n ph\u00edm QWERTY \u0111\u1ea7y \u0111\u1ee7 gi\u00fap b\u1ea1n nh\u1eadp passphrase d\u00e0i m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c, \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p v\u1edbi ng\u01b0\u1eddi d\u00f9ng s\u1eed d\u1ee5ng c\u1ee5m t\u1eeb b\u1ea3o m\u1eadt ph\u1ee9c t\u1ea1p.<\/span><\/li>\n
        • M\u00e0n h\u00ecnh LCD l\u1edbn, s\u1eafc n\u00e9t, gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng theo d\u00f5i v\u00e0 ki\u1ec3m tra t\u1eebng b\u01b0\u1edbc trong qu\u00e1 tr\u00ecnh k\u00fd giao d\u1ecbch.<\/span><\/li>\n
        • M\u00e1y qu\u00e9t QR t\u00edch h\u1ee3p v\u1edbi \u0111\u00e8n chi\u1ebfu s\u00e1ng v\u00e0 kh\u1ea3 n\u0103ng qu\u00e9t nhanh, ch\u00ednh x\u00e1c ngay c\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng y\u1ebfu.<\/span><\/li>\n
        • 2 khe c\u1eafm th\u1ebb MicroSD cho ph\u00e9p ph\u00e2n t\u00e1ch v\u00e0 qu\u1ea3n l\u00fd ri\u00eang bi\u1ec7t c\u00e1c giao d\u1ecbch \u0111\u00e3 k\u00fd v\u00e0 ch\u01b0a k\u00fd, \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 r\u00f5 r\u00e0ng trong thao t\u00e1c.<\/span><\/li>\n
        • Ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp b\u1eb1ng pin AAA ho\u1eb7c c\u1ed5ng USB-C, kh\u00f4ng c\u1ea7n k\u1ebft n\u1ed1i v\u1edbi m\u00e1y t\u00ednh hay \u0111i\u1ec7n tho\u1ea1i, t\u1ea1o m\u00f4i tr\u01b0\u1eddng air-gapped tuy\u1ec7t \u0111\u1ed1i.<\/span><\/li>\n<\/ul>\n

          Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a v\u00ed Coldcard Q<\/b><\/h2>\n\n\n\n\n\n\n\n\n\n
          Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/b><\/td>\n<\/tr>\n
          K\u00edch th\u01b0\u1edbc<\/b><\/td>\n120 x 75 x 22 mm (t\u1ea1i \u0111i\u1ec3m d\u00e0y nh\u1ea5t)<\/span><\/td>\n<\/tr>\n
          Tr\u1ecdng l\u01b0\u1ee3ng<\/b><\/td>\n93g (kh\u00f4ng bao g\u1ed3m pin)<\/span><\/td>\n<\/tr>\n
          Ngu\u1ed3n \u0111i\u1ec7n<\/b><\/td>\n75mA \u1edf 5V qua c\u1ed5ng USB ho\u1eb7c s\u1eed d\u1ee5ng 3 pin AAA<\/span><\/td>\n<\/tr>\n
          C\u1ed5ng k\u1ebft n\u1ed1i<\/b><\/td>\nUSB-C v\u00e0 2 khe c\u1eafm th\u1ebb MicroSD<\/span><\/td>\n<\/tr>\n
          M\u00f4 h\u00ecnh 3D\u00a0<\/b><\/td>\nC\u00f3 s\u1eb5n d\u01b0\u1edbi \u0111\u1ecbnh d\u1ea1ng STL, STEP<\/span><\/td>\n<\/tr>\n
          N\u1eafp tr\u01b0\u1ee3t b\u1ea3o v\u1ec7<\/b><\/td>\nC\u00f3 s\u1eb5n d\u01b0\u1edbi \u0111\u1ecbnh d\u1ea1ng STL, STEP<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          B\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c nh\u1eefng g\u00ec khi mua Coldcard Q?<\/b><\/h2>\n

          V\u00ed Coldcard Q ban \u0111\u1ea7u s\u1ebd \u0111\u01b0\u1ee3c g\u00f3i trong h\u1ed9p gi\u1ea5y c\u00f3 in ch\u1eef \u201cCOLDCARD by Coinkite\u201d. SAu khi m\u1edf h\u1ed9p, b\u1ea1n s\u1ebd th\u1ea5y:<\/span><\/p>\n

            \n
          • 1 v\u00ed Coldcard Q \u0111\u01b0\u1ee3c g\u00f3i trong bao b\u00ec m\u00e0u xanh d\u01b0\u01a1ng.<\/span><\/li>\n
          • 1 t\u1edd ghi c\u1ee5m t\u1eeb kh\u00f4i ph\u1ee5c (seed phrase) 24 t\u1eeb.<\/span><\/li>\n
          • 2 sticker.<\/span><\/li>\n<\/ul>\n
            \"Tr\u1ecdn
            Tr\u1ecdn b\u1ed9 v\u00ed Coldcard Q<\/figcaption><\/figure>\n

            V\u00ec sao n\u00ean mua v\u00ed l\u1ea1nh Coldcard Q t\u1ea1i BitcoinVN Shop?<\/b><\/h2>\n
              \n
            • BitcoinVN Shop l\u00e0 \u0111\u1ed1i t\u00e1c ph\u00e2n ph\u1ed1i uy t\u00edn t\u1ea1i Vi\u1ec7t Nam, cam k\u1ebft cung c\u1ea5p s\u1ea3n ph\u1ea9m nguy\u00ean seal, ch\u01b0a qua s\u1eed d\u1ee5ng v\u00e0 kh\u00f4ng can thi\u1ec7p ph\u1ea7n c\u1ee9ng, \u0111\u1ea3m b\u1ea3o an to\u00e0n tuy\u1ec7t \u0111\u1ed1i cho ng\u01b0\u1eddi d\u00f9ng.<\/span><\/li>\n
            • \u0110\u01a1n h\u00e0ng \u0111\u01b0\u1ee3c x\u1eed l\u00fd v\u00e0 giao trong ng\u00e0y \u0111\u1ed1i v\u1edbi TP. HCM (2-5 ng\u00e0y \u1edf c\u00e1c t\u1ec9nh kh\u00e1c)<\/span><\/li>\n
            • S\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u00e0 b\u1ea3o qu\u1ea3n \u0111\u00fang ti\u00eau chu\u1ea9n, c\u00f3 th\u1ec3 ki\u1ec3m tra m\u00e3 x\u00e1c minh thi\u1ebft b\u1ecb khi m\u1edf h\u1ed9p.\u00a0<\/span><\/li>\n
            • N\u1ebfu c\u00f3 l\u1ed7i do nh\u00e0 s\u1ea3n xu\u1ea5t, h\u1ed7 tr\u1ee3 \u0111\u1ed5i tr\u1ea3 trong v\u00f2ng 7 ng\u00e0y \u0111\u1ea7u ti\u00ean.<\/span><\/li>\n
            • Nh\u1eadn 1 gi\u1edd t\u01b0 v\u1ea5n mi\u1ec5n ph\u00ed t\u1ea1i BitcoinVN Shop v\u1edbi c\u00e1c chuy\u00ean gia b\u1ea3o m\u1eadt khi mua Coldcard Q. B\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n v\u00e0 h\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t, s\u1eed d\u1ee5ng, n\u00e2ng c\u1ea5p firmware,..<\/span><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"
                \n
              • M\u00e1y qu\u00e9t QR chuy\u00ean d\u1ee5ng<\/b>: Qu\u00e9t m\u00e3 QR ch\u00ednh x\u00e1c, nhanh ch\u00f3ng trong m\u1ecdi \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng.<\/span><\/li>\n
              • Hai khe c\u1eafm MicroSD<\/b>: Thi\u1ebft k\u1ebf \u0111\u1ea9y-k\u00e9o ti\u1ec7n l\u1ee3i, gi\u00fap qu\u1ea3n l\u00fd giao d\u1ecbch k\u00fd v\u00e0 ch\u01b0a k\u00fd d\u1ec5 d\u00e0ng.<\/span><\/li>\n
              • Ch\u1ea1y b\u1eb1ng pin<\/b>: H\u1ed7 tr\u1ee3 3 pin AAA ho\u1eb7c ngu\u1ed3n USB, s\u1eed d\u1ee5ng ho\u00e0n to\u00e0n air-gapped, kh\u00f4ng k\u1ebft n\u1ed1i internet, tuy\u1ec7t \u0111\u1ed1i an to\u00e0n.<\/span><\/li>\n<\/ul>\n

                V\u00ed l\u1ea1nh Coldcard Q l\u00e0 gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u d\u00e0nh cho nh\u1eefng ng\u01b0\u1eddi \u0111am m\u00ea Bitcoin, \u0111\u1eb7t y\u1ebfu t\u1ed1 b\u1ea3o m\u1eadt v\u00e0 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng l\u00ean h\u00e0ng \u0111\u1ea7u. V\u1edbi b\u00e0n ph\u00edm QWERTY \u0111\u1ea7y \u0111\u1ee7, m\u00e0n h\u00ecnh LCD l\u1edbn v\u00e0 kh\u1ea3 n\u0103ng qu\u00e9t QR n\u00e2ng cao, COLDCARD Q mang \u0111\u1ebfn m\u1ed9t c\u1ea5p \u0111\u1ed9 t\u1ef1 qu\u1ea3n l\u00fd t\u00e0i s\u1ea3n s\u1ed1 ho\u00e0n to\u00e0n m\u1edbi.<\/span><\/i><\/p>\n

                BitcoinVN Shop hi\u1ec7n l\u00e0 nh\u00e0 ph\u00e2n ph\u1ed1i ch\u00ednh th\u1ee9c c\u1ee7a Coinkite, \u0111\u1ea3m b\u1ea3o khi mua b\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c Coldcard Q 100% ch\u00ednh h\u00e3ng, kh\u00f4ng b\u1ecb can thi\u1ec7p.<\/span><\/i><\/p>\n","protected":false},"featured_media":8441,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[143,278,337],"product_tag":[],"class_list":{"0":"post-5757","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-coinkite","7":"product_cat-uncategorized","8":"product_cat-hardware-wallets","10":"first","11":"instock","12":"taxable","13":"shipping-taxable","14":"purchasable","15":"product-type-variable","16":"has-default-attributes"},"yoast_head":"\nColdcard Q ch\u00ednh h\u00e3ng, nguy\u00ean seal<\/title>\n<meta name=\"description\" content=\"B\u1ea3o m\u1eadt Bitcoin t\u1ed1i \u0111a c\u00f9ng Coldcard Q \u0111\u1eddi m\u1edbi nh\u1ea5t. \u0110\u1eb7t h\u00e0ng ngay t\u1ea1i BitcoinVN Shop \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n b\u1ea3o m\u1eadt v\u00e0 giao h\u00e0ng mi\u1ec5n ph\u00ed!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/bitcoinvn.io\/shop\/vi\/product\/coldcard-q\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Coldcard Q ch\u00ednh h\u00e3ng, nguy\u00ean seal\" \/>\n<meta property=\"og:description\" content=\"B\u1ea3o m\u1eadt Bitcoin t\u1ed1i \u0111a c\u00f9ng Coldcard Q \u0111\u1eddi m\u1edbi nh\u1ea5t. \u0110\u1eb7t h\u00e0ng ngay t\u1ea1i BitcoinVN Shop \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n b\u1ea3o m\u1eadt v\u00e0 giao h\u00e0ng mi\u1ec5n ph\u00ed!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/bitcoinvn.io\/shop\/vi\/product\/coldcard-q\/\" \/>\n<meta property=\"og:site_name\" content=\"BitcoinVN Shop\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/BitcoinVNShop\/\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-24T08:48:48+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/bitcoinvn.io\/shop\/wp-content\/uploads\/2024\/10\/coldcardQ-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1500\" \/>\n\t<meta property=\"og:image:height\" content=\"1500\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@bitcoinvnshop\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" 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