•【Multi-Touch Control】RK-X40P Ultra features innovative multi-touch functionality, allowing for seamless zoom control with two fingers and easy camera operation with single-touch gestures. •【Real-Time Interaction】Enables rear-camera livestreaming with the ability to interact with fans directly on the screen, just like using a smartphone. •【Synchronized Audio & Video】Offers synchronized sound and screen display for a complete monitoring experience. •【Long-lasting Battery】Equipped with a 2300mAh high-capacity battery, providing up to 4 hours of continuous use. •【Premium Build】Features an aviation-grade aluminum alloy body with a desktop stand for durability and versatility. •【Dual Connectivity】Supports both wired (near-zero latency) and wireless screen mirroring for flexible usage. •【High-Quality Display】Boasts an about 4-inch IPS full-view angle HD screen for clear and vivid image reproduction. Specifications: •Model: RK-X40P Ultra •Screen Size: 4 inches (3.97≈4) •Battery Capacity: 2300mAh •Usage Time: 2-5 hours •Input: USB-C, 5V/2A •Rated Power: 1.85W •Wireless Connectivity: Wi-Fi 2.4G/5G dual-band, Bluetooth-compatible 5.0 •Dimensions: 107 x 66.7 x 13.5mm •Weight: 120g •Compatibility: iOS 9.0+, Android 2.0+ •Material: Aviation aluminum alloy Package included: •1 x Screen Mirroring Device •1 x English and Chinese Manual •1 x Type-C Cable