The STK X3 Smartphone is equipped with a large 6.517-inch HD+ display for clear data review, robust processing power via a MediaTek Octa Core processor and 4GB RAM for efficient data management, ample storage with 64GB internal and up to 256GB expandable memory for extensive data collection, and a long-lasting 4,000 mAh battery ideal for extended research periods in clinical trials. Its dual-camera system with auto-focus is suitable for capturing detailed images for documentation, and the biometric fingerprint feature ensures secure access to confidential information.