Dear Customer,

Thank you for reaching out to YunBlaze Technologies. We are thrilled to support your event access control project. With over 15 years of experience in AIoT smart terminal design and embedded hardware manufacturing, we specialize in transforming innovative ideas into reliable commercial products.

Based on your specific requirements for RFID/QR ticket validation, offline capability, and gate triggering, we highly recommend our Industrial Android Smart Terminal. This device perfectly aligns with your use case and highlights our core strength in providing comprehensive China Smart Terminal Customization services.

Below are the detailed technical and commercial confirmations you requested:

1. Technical Information Confirmation

1.1 Android OS & Software Customization

• OS Support: Runs on customized Android OS (Linux/Qt framework also available).
• Customization: Full support for custom Android APK installation, OTA updates, and MDM (Mobile Device Management) integration.

1.2 Core Hardware & Feedback Options

• CPU & Memory: Multicore ARM Cortex-A7 @ 1.2GHz with Built-in NPU; 2G LPDDR RAM + 16GB eMMC Flash.
• Display: 4-inch TFT-LCD (480x800) optimized for outdoor visibility. (Optional: 4.5-inch 720x1280).
• Audio/Visual Feedback: Single channel loudspeaker (2W/8R) with TTS voice prompts, Red/Green LED status indicators, and a 1-channel relay for gate/turnstile triggering.

1.3 RFID/NFC Capabilities

• Chip Support: ISO 14443 Type A/B, FeliCa, LEGIC, and MIFARE Classic Card Protocols (T=CL).
• Read/Write: Supports UID read-only as well as authenticated sector/file read/write operations.
• Performance: Typical read distance for wristbands/cards is 3-5 cm, with transaction times under 300ms. (Note: HF only; LF/UHF available via custom module integration).

1.4 Integration & API

• Documentation: Comprehensive SDK/API documentation and sample applications provided for seamless backend integration.

1.5 Network Connectivity

• Mobile: 4G/3G/2G support.
• Local: Wi-Fi (802.11n/b/g), Ethernet (10M/100M adaptive).
• Positioning: Embedded GPS & BeiDou.
• (Note: Bluetooth is not standard but can be customized upon request).

1.6 Power Options

• Standard: DC 12V/24V/48V input. (Note: PoE and internal battery are not standard on this base model but can be engineered via our ODM customization services).

1.7 Ruggedness & Environment

• Protection: IP54 rated, operating temperature from -25℃ to 70℃, humidity 0-90% RH.
• Mounting: Designed for bracket/stand/wall mounting.
• (Note: IK rating and ESD protection levels can be upgraded through custom mechanical design).

1.8 Customization Options (China Smart Terminal Customization)
As a premier China Smart Terminal Customization provider, we offer extensive ODM/OEM services including:

• Custom housing colors, logo/branding, and packaging.
• Pre-installed applications and embedded software development.
• Custom mechanical structure design and mounting bracket modifications.
• Hardware module alterations (e.g., adding PoE, battery, or UHF RFID).

2. Commercial Information

2.1 Recommended Model

• YunBlaze Industrial Android Smart Terminal (4-inch Base Model with Relay & RFID).

2.2 Pricing

• Sample Order: 2 USD / unit.
• 100 pcs MOQ: 1 USD / unit.

2.3 Lead Times & MOQ

• MOQ: 100 pcs for customized branding; 1 pc for standard sample evaluation.
• Sample Availability: In stock / [X] days lead time.
• Production Lead Time: [X] days after sample approval and deposit.

2.4 After-Sales & Lifecycle

• Warranty: 1 Year standard warranty.
• RMA Process: Dedicated technical support for troubleshooting; defective units can be replaced or repaired at our Shenzhen facility.
• Spare Parts: Readily available for up to 5 years.
• Product Lifecycle: Guaranteed >6 years service life with stable long-term supply chain support.

Why Partner with YunBlaze?

Located in Shenzhen, China's global innovation hub, we leverage a mature supply chain to offer rapid prototyping, flexible low MOQ support, and industrial-grade reliability. We do more than manufacture hardware—we create intelligent platforms tailored to your exact access control needs.

Please let us know if you would like to proceed with a sample unit or if you require further technical clarification. We look forward to accelerating your product's time-to-market.