{"id":8437,"date":"2026-06-18T10:34:15","date_gmt":"2026-06-18T03:34:15","guid":{"rendered":"https:\/\/bitcoinvn.io\/shop\/?post_type=product&p=8437"},"modified":"2026-10-16T12:48:51","modified_gmt":"2026-10-16T05:48:51","slug":"coldcard-q","status":"publish","type":"product","link":"https:\/\/bitcoinvn.io\/shop\/product\/coldcard-q\/","title":{"rendered":"Coldcard Q"},"content":{"rendered":"

Why Bitcoiners choose the Coldcard Q?<\/b><\/h2>\n

Next-level security<\/b><\/h3>\n
    \n
  • Dual Secure Elements (2SE): <\/b>Two independent secure chips from different manufacturers store sensitive data like your seed phrase and private keys, protecting against sophisticated hardware attacks.<\/span><\/li>\n
  • True air-gapped operation:<\/b> No Wi-Fi, no Bluetooth. All transactions are created and signed offline via microSD or QR codes, virtually eliminating remote attack vectors.<\/span><\/li>\n
  • Secure boot: <\/b>Only official firmware signed by Coinkite is allowed to run, preventing malware or tampered software from being installed.<\/span><\/li>\n<\/ul>\n

    Anti-tampering protections<\/b><\/h3>\n
      \n
    • Duress PIN:<\/b> Opens a decoy wallet with harmless data if you’re forced to unlock the device. Your main wallet remains hidden and secure.<\/span><\/li>\n
    • Brick Me PIN:<\/b> A special PIN that, when entered, <\/span>instantly wipes all data, <\/b>ideal for emergency situations involving theft or coercion.<\/span><\/li>\n<\/ul>\n

      Flexible and secure transactions<\/b><\/h3>\n
        \n
      • Built-in QR scanner with LED and advanced algorithms for fast, accurate scanning in any lighting.<\/span><\/li>\n
      • NFC support, similar to the COLDCARD Mk4.<\/span><\/li>\n
      • Internal storage compartment for spare MicroSD cards, convenient for backup or quick swaps.<\/span><\/li>\n
      • USB and NFC interfaces can be permanently disabled by cutting a physical PCB trace, adding a layer of irreversible hardware-level security.<\/span><\/li>\n<\/ul>\n

        Interface and performance<\/b><\/h3>\n
          \n
        • Full QWERTY keyboard for fast and precise passphrase entry, perfect for those using long or complex BIP-39 phrases.<\/span><\/li>\n
        • Large, sharp LCD screen makes it easy to follow each step during the signing process.<\/span><\/li>\n
        • Dual microSD slots allow separation and simple handling of signed and unsigned transactions.<\/span><\/li>\n
        • Operates independently via AAA batteries or USB-C power, no need to connect to a phone or computer, ensuring a fully air-gapped environment.<\/span><\/li>\n<\/ul>\n

          Coldcard Q specifications<\/b><\/h2>\n\n\n\n\n\n\n\n\n\n
          Specification<\/b><\/td>\n<\/tr>\n
          Size<\/b><\/td>\n120 x 75 x 22 mm (at thickest point)<\/span><\/td>\n<\/tr>\n
          Weight<\/b><\/td>\n93g (without batteries)<\/span><\/td>\n<\/tr>\n
          Power<\/b><\/td>\n75mA at 5V via USB, or 3x AAA batteries<\/span><\/td>\n<\/tr>\n
          Connectors<\/b><\/td>\nUSB-C, Dual MicroSD slots<\/span><\/td>\n<\/tr>\n
          3D Models<\/b><\/td>\nAvailable in STL and STEP formats<\/span><\/td>\n<\/tr>\n
          Slide Cover\u00c2\u00a0<\/b><\/td>\nAlso available in STL and STEP formats<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          What\u00e2\u20ac\u2122s included when you buy a Coldcard Q?<\/b><\/h2>\n

          The Coldcard Q comes initially packaged in a cardboard box labeled \u00e2\u20ac\u0153COLDCARD by Coinkite.\u00e2\u20ac\u009d Inside the box, you\u00e2\u20ac\u2122ll find:<\/span><\/p>\n

            \n
          • 1 Coldcard Q device, sealed in a blue anti-tamper bag.<\/span><\/li>\n
          • 1 recovery sheet for writing down your 24-word seed phrase.<\/span><\/li>\n
          • 2 Coldcard stickers.<\/span><\/li>\n<\/ul>\n
            \"Coldcard
            Coldcard Q Bundle<\/figcaption><\/figure>\n

            Why buy Coldcard Q at BitcoinVN Shop?<\/b><\/h2>\n
              \n
            • Official distributor in Vietnam, guaranteeing sealed, untampered devices directly from Coinkite.<\/span><\/li>\n
            • Same-day delivery in Ho Chi Minh City, and 2-5 days to other provinces.<\/span><\/li>\n
            • Devices are securely packaged and verifiable using on-screen validation codes upon unboxing.<\/span><\/li>\n
            • 7-day return policy for manufacturer defects.<\/span><\/li>\n
            • Free 1-hour consultation with a BitcoinVN security expert, including personalized setup, usage guidance, and firmware upgrade support.<\/span><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"
                \n
              • Specialized QR scanner: <\/b>Scans QR codes quickly and accurately in all lighting conditions.<\/span><\/li>\n
              • Dual microSD slots: <\/b>Convenient push-pull design for easy management of signed and unsigned transactions.<\/span><\/li>\n
              • Battery-Powered for full air-gapped operation:<\/b> Runs on 3 AAA batteries or USB power, allowing complete offline use with no internet connection, maximum security guaranteed.<\/span><\/li>\n<\/ul>\n

                The Coldcard Q is designed for Bitcoin users who prioritize top-tier security and a seamless user experience. With a full QWERTY keyboard, a large LCD screen, and an advanced QR scanner, the Coldcard Q redefines what it means to self-custody your Bitcoin safely and conveniently.<\/span><\/i><\/p>\n

                BitcoinVN Shop is the official distributor of Coinkite in Vietnam, ensuring every Coldcard Q you buy is 100% authentic, sealed, and tamper-free.<\/span><\/i><\/p>\n","protected":false},"featured_media":8464,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[149],"product_tag":[1340],"class_list":["post-8437","product","type-product","status-publish","has-post-thumbnail","product_cat-sale","product_tag-firmware-update-required","first","instock","sale","shipping-taxable","purchasable","product-type-variable","has-default-attributes"],"_links":{"self":[{"href":"https:\/\/bitcoinvn.io\/shop\/wp-json\/wp\/v2\/product\/8437","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bitcoinvn.io\/shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/bitcoinvn.io\/shop\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/bitcoinvn.io\/shop\/wp-json\/wp\/v2\/comments?post=8437"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bitcoinvn.io\/shop\/wp-json\/wp\/v2\/media\/8464"}],"wp:attachment":[{"href":"https:\/\/bitcoinvn.io\/shop\/wp-json\/wp\/v2\/media?parent=8437"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/bitcoinvn.io\/shop\/wp-json\/wp\/v2\/product_brand?post=8437"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/bitcoinvn.io\/shop\/wp-json\/wp\/v2\/product_cat?post=8437"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/bitcoinvn.io\/shop\/wp-json\/wp\/v2\/product_tag?post=8437"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}