{"product_id":"promax-bcr73-barcode-qr-code-scanner-module-with-usb-uart-interface-gm73","title":"ProMax BCR73 Barcode QR Code Scanner Module with USB \u0026 UART Interface GM73","description":"\u003cmeta name=\"description\" content=\"Buy ProMax BCR73 Barcode QR Code Scanner Module with USB \u0026amp; UART Interface GM73 online in India at best price from The Tech Depot, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\n\u003ch1\u003eProMax BCR73 Barcode QR Code Scanner Module with USB \u0026amp; UART Interface GM73\u003c\/h1\u003e\n\n\u003cp\u003eThe ProMax BCR73 is a high-performance embedded barcode and QR code scanner module designed for seamless integration into point-of-sale systems, inventory management platforms, and industrial automation solutions. This module is extensively used by retail enterprises, logistics companies, and manufacturing facilities that require fast and accurate code reading capabilities without the complexity of full-scale scanning hardware. It solves the critical problem of reliable data capture in high-volume transaction environments by delivering rapid decode speeds and exceptional read accuracy across standard and damaged barcodes.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe ProMax BCR73 operates on advanced laser-based optical scanning technology combined with sophisticated image processing algorithms that enable simultaneous decoding of 1D barcodes (Code128, EAN, UPC, Code39) and 2D QR codes with minimal latency. The module features dual communication interfaces - USB for direct computer connectivity and UART for embedded system integration - allowing flexible deployment across legacy and modern infrastructure. Its compact form factor and low power consumption make it ideal for battery-operated mobile terminals, kiosk systems, and IoT-enabled checkout solutions.\u003c\/p\u003e\n\n\u003cp\u003eThe GM73 variant incorporates enhanced optical lens calibration and improved ambient light rejection circuitry, delivering superior performance in challenging lighting conditions typical of warehouse and retail environments. The scanner achieves decode rates exceeding 200 scans per second and maintains consistent accuracy even with partially obscured or low-contrast codes, reducing transaction failures and customer frustration at checkout points.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecification\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eEmbedded Barcode and QR Code Scanner Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eProMax\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eBCR73 with GM73 Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7 days on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping\u003c\/td\u003e\n\u003ctd\u003e1-5 days from Bengaluru\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDelivery\u003c\/td\u003e\n\u003ctd\u003e7-8 days across India\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003e24\/7 via Email and WhatsApp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interfaces\u003c\/td\u003e\n\u003ctd\u003eUSB 2.0 High-Speed and UART (9600-115200 baud)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBarcode Symbologies Supported\u003c\/td\u003e\n\u003ctd\u003eCode128, EAN-13, EAN-8, UPC-A, UPC-E, Code39, Code93, ITF, Codabar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2D Code Support\u003c\/td\u003e\n\u003ctd\u003eQR Code, Data Matrix, PDF417, Aztec\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScan Rate\u003c\/td\u003e\n\u003ctd\u003eUp to 200 scans per second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDecode Speed\u003c\/td\u003e\n\u003ctd\u003eLess than 150 milliseconds average\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e5V DC via USB or external power supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e350mA typical during active scanning\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReading Distance\u003c\/td\u003e\n\u003ctd\u003e50mm to 300mm depending on code density and contrast\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Resolution\u003c\/td\u003e\n\u003ctd\u003e0.1mm minimum module width recognition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e45mm x 35mm x 28mm (compact module form)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 50 degrees Celsius\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-20 to 70 degrees Celsius\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDual Interface Connectivity: USB and UART support enables integration with both modern POS systems and legacy serial-based hardware without requiring additional converters or adapters\u003c\/li\u003e\n\u003cli\u003eHigh-Speed Decoding Engine: Processes up to 200 scans per second with sub-150ms decode latency, eliminating transaction bottlenecks during peak retail hours\u003c\/li\u003e\n\u003cli\u003eOmnidirectional Code Reading: Automatically detects and decodes barcodes at any orientation, reducing customer frustration from incorrect scanning angles at checkout\u003c\/li\u003e\n\u003cli\u003eAdvanced Optical Technology: Enhanced lens system with ambient light rejection delivers consistent performance in bright sunlight, fluorescent lighting, and low-light warehouse environments\u003c\/li\u003e\n\u003cli\u003eComprehensive Code Support: Reads all standard 1D barcodes plus modern 2D QR codes, Data Matrix, and PDF417 formats for future-proof inventory solutions\u003c\/li\u003e\n\u003cli\u003ePlug-and-Play Integration: Minimal firmware configuration required with standard HID keyboard emulation mode for direct keyboard input compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRetail Point-of-Sale Systems: Embedded into checkout terminals and self-service kiosks for rapid product scanning and transaction processing in supermarkets and departmental stores\u003c\/li\u003e\n\u003cli\u003eWarehouse and Logistics Operations: Integrated into handheld inventory terminals and conveyor-mounted systems for real-time package tracking and stock level management\u003c\/li\u003e\n\u003cli\u003eHealthcare Facility Management: Deployed in patient identification systems and pharmaceutical inventory control to ensure accurate medication dispensing and supply chain traceability\u003c\/li\u003e\n\u003cli\u003eManufacturing Quality Control: Used in production line inspection stations to verify component serial numbers and track work-in-progress items through assembly processes\u003c\/li\u003e\n\u003cli\u003eLibrary and Document Management: Installed in circulation desks and automated sorting systems for rapid book checkout and return processing\u003c\/li\u003e\n\u003cli\u003eAccess Control and Attendance: Integrated into employee badge readers and visitor management systems for secure facility entry and time-tracking\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\u003cp\u003eBegin by connecting the ProMax BCR73 module to your host system via the preferred interface. For USB connectivity, simply plug the module into any available USB 2.0 port on your computer or POS terminal - the device will be recognized as a standard HID keyboard input device without requiring driver installation on Windows, macOS, or Linux systems. For UART integration, connect the TX, RX, and GND pins to your embedded system's serial port, configure the baud rate to match your system settings (default 9600 baud), and ensure proper voltage levels between 3.3V and 5V logic.\u003c\/p\u003e\n\n\u003cp\u003eOnce connected, position the barcode or QR code approximately 100-150mm from the scanner lens and ensure adequate lighting. The module will automatically detect the code, process the image, and transmit the decoded data as keyboard characters (USB mode) or serial bytes (UART mode). No additional configuration is required for standard barcode reading. For advanced applications requiring custom output formatting or multiple code detection, refer to the technical documentation for UART command protocol implementation. Test the scanner with sample barcodes of varying densities and damage levels to verify proper integration before deploying in production environments.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between USB and UART interface modes on the ProMax BCR73?\u003c\/summary\u003e\n\u003cp\u003eThe USB interface operates in HID keyboard emulation mode, transmitting decoded barcode data as keyboard input directly to your operating system - ideal for POS systems and computers requiring no driver installation. The UART interface provides serial communication at configurable baud rates, suitable for embedded systems, microcontrollers, and legacy hardware that lack USB ports. Both interfaces can be active simultaneously, allowing dual-system integration.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan the BCR73 read damaged or partially obscured barcodes?\u003c\/summary\u003e\n\u003cp\u003eYes, the ProMax BCR73 incorporates advanced error correction algorithms based on Reed-Solomon encoding principles, enabling successful decoding of barcodes with up to 30 percent physical damage or obstruction. However, severely damaged codes with multiple missing segments may not be readable. The module's performance improves significantly with adequate lighting and proper scanning distance maintenance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat power supply specifications are required for reliable operation?\u003c\/summary\u003e\n\u003cp\u003eThe BCR73 requires stable 5V DC power with minimum 500mA capacity for consistent operation. USB-powered systems typically provide sufficient current. For UART-only installations without USB power, use a regulated external power supply rated for at least 5V 1A to ensure stable scanning performance and prevent intermittent read failures during high-volume scanning sessions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs the module compatible with my existing POS software?\u003c\/summary\u003e\n\u003cp\u003eYes, the BCR73's USB HID keyboard emulation mode makes it compatible with virtually all POS software, retail management systems, and inventory applications without requiring custom drivers or API integration. The decoded barcode data appears as standard keyboard input, allowing seamless integration with legacy systems. For UART integration, your application must implement serial port communication protocols.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the maximum reading distance for QR codes versus traditional barcodes?\u003c\/summary\u003e\n\u003cp\u003eTraditional 1D barcodes can be read from distances up to 300mm depending on code density and contrast ratio. QR codes typically require closer proximity of 50-200mm due to their smaller module size and higher information density. Optimal performance is achieved at 100-150mm distance for both code types under standard lighting conditions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eOrders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return and warranty policy?\u003c\/summary\u003e\n\u003cp\u003eWe offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eWhy Buy from The Tech Depot\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Products: Sourced directly from authorized distributors with authentication\u003c\/li\u003e\n\u003cli\u003eExpert Team: Our technical team validates every product before listing\u003c\/li\u003e\n\u003cli\u003eFast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse\u003c\/li\u003e\n\u003cli\u003ePan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata\u003c\/li\u003e\n\u003cli\u003ePayment Options: COD, UPI, credit\/debit cards, net banking, EMI available\u003c\/li\u003e\n\u003cli\u003eTechnical Support: 24\/7 expert guidance via email and WhatsApp\u003c\/li\u003e\n\u003cli\u003eReturns: 7-day return policy on manufacturing defects only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuy ProMax BCR73 Barcode QR Code Scanner Module with USB \u0026amp; UART Interface GM73 Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003eProMax BCR73 Barcode QR Code Scanner Module with USB \u0026amp; UART Interface GM73\u003c\/strong\u003e online at \u003ca href=\"https:\/\/thetechdepot.in\"\u003eThe Tech Depot\u003c\/a\u003e, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003eProMax BCR73 Barcode QR Code Scanner Module with USB \u0026amp; UART Interface GM73\u003c\/strong\u003e with fast shipping and expert support.\u003c\/p\u003e\n\u003cp\u003eOur team in Bengaluru is available 24\/7 to support your journey from product selection to project completion.\u003c\/p\u003e","brand":"The Tech Depot","offers":[{"title":"Default Title","offer_id":48745108603137,"sku":"TTD-14549","price":3178.94,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/1577\/3185\/files\/ab907dc406be8c8f86ec6dd9f135fb1d.jpg?v=1778082092","url":"https:\/\/techdepot.in\/products\/promax-bcr73-barcode-qr-code-scanner-module-with-usb-uart-interface-gm73","provider":"Tech Depot India","version":"1.0","type":"link"}