Features: Highly power output 500mW, signal transmission distance is more far and stable Supports 2.4GHz/868/915MHz frequency bands Powerful signal processing capability to ensure highly quality data transmission Wide applications, more comprehensive signal coverage Simplifies installation, more convenient operations, small and lightweight, doesnot takesup space Suitable for various equipments multiple communication protocols are to meet the needs of different users Specifications: Item:ELRS 500mW Receiver Supports 2.4GHz/868/915MHz frequency Types：2.4G 40mm / 2.4G 70mm /2.4G 220mm / 868 915 40mm / 868 915 70mm /868 915 70mm/868 915 220mm Package Includes: 1PCS ELRS 500mW Receiver note: Due to the problem of lighting effects and shooting, there will be tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.