K2 Smart IoT Motherboard

Overview

The K2 Smart IoT Motherboard delivers enhanced performance for vending machines and smart retail applications, powered by the Rockchip RK3368 octa-core Cortex-A53 processor running at up to 1.5GHz. The integrated GC6110 GPU supports OpenGL ES 3.1 and provides 4K hardware video decoding alongside 1080P hardware video encoding — enabling stunning 4K display output and efficient video capture for security monitoring. What sets the K2 apart from the K0 is its 4K display capability, HDMI input for video capture, and octa-core processing power — delivering a significant performance upgrade for premium vending machines with high-resolution displays and video-rich applications. Additional features include 6× configurable serial ports (1 TTL/232, 1 TTL/232/485, 4 extended TTL/RS-232), 8× GPIO, 4G expansion, wide-temperature operation from -20°C to 70°C, and Android 5.1.1/6.0 support.

Key Advantages

• Octa-Core Processing for Premium Vending: The RK3368's 8× Cortex-A53 cores deliver significantly faster performance than quad-core alternatives — handling complex user interfaces, animated promotions, and multiple background tasks simultaneously without lag.

• 4K Display Output for High-Impact Advertising: HDMI 2.0 output with 4K resolution enables stunning ultra-HD promotional content — turning your vending machine into a powerful advertising platform that captures attention and drives sales.

• HDMI Input for Security Monitoring: HDMI 1.4 input supports 720P and 1080P signals — connect an external security camera for real-time video display on the vending machine's screen, enabling theft deterrence and remote monitoring.

• 1080P Hardware Encoding for Video Capture: Capture and compress video from connected cameras with hardware encoding — efficient security recording and remote diagnostics without CPU overhead.

• 6× Configurable Serial Ports: 1× TTL/232, 1× TTL/232/485, and 4× extended TTL/RS-232 — flexible connectivity for payment systems, barcode scanners, and sensors across different communication standards.

• Comprehensive Audio Input/Output: Line output, HP/MIC combo, 8Ω 6W amplifier, differential MIC input, and line input — supporting voice prompts, audio feedback, and audio-based interaction features.

Why Choose This Board?

• Upgrade to 4K for Premium Vending Experiences: 4K displays in vending machines are becoming the new standard for product presentation and advertising. The K2's HDMI 2.0 output delivers 4K resolution — four times the detail of 1080P, making products look more appealing and turning your machine into an attention-grabbing media display.

• HDMI Input — Security That Sells: A vending machine's screen is prime real estate. With HDMI input, the K2 can display live security camera feeds directly on the screen — deterring theft while keeping the machine's interface functional. No external monitor needed, no additional components.

• Octa-Core Performance for Feature-Rich Applications: Running complex user interfaces, playing promotional videos, processing payments, and managing inventory data simultaneously requires processing power. The K2's octa-core architecture handles it all smoothly — ensuring fast user interactions and reliable operation even under heavy load.

• 1080P Encoding for Video Monitoring: Capture and compress video from connected cameras for security purposes — onboard hardware encoding makes it efficient without draining system resources, allowing seamless recording while continuing to run the user interface.

• Wide-Temperature Reliability for Outdoor Vending: -20°C to 70°C operating range ensures reliable performance in outdoor vending machines, cold chain applications, and unheated environments — reducing downtime and service calls.

• Delivery & Packaging

  Item	Details
  Packaging	Anti-static bag + foam padding + industrial carton
  MOQ	1 piece (sample order), 100+ for volume pricing
  Lead Time	3–5 working days for samples; 15–20 working days for bulk orders
  Shipping	DHL, FedEx, UPS, or by sea (customer's choice)