Features: The S603 receiver ensures stable and reliable signal transmission, providing a strong connection.Suitable for wide model operations. Supports multiple communication protocols, allowing for easy replacement of receivers and compatibility with various controllers. Convenient for upgrading and replacing model equipment. Ultralong communication: adopting two antennas, providing ultralong signal reception and transmission capabilities, ensuring stable communication connection, suitable for large-scale aircraft model operations. Wide compatibility: Supports multiple communication protocols such as DSM2 and 6-way, and can replace AR6210 receivers. It is for various remotes, making it convenient for users to upgrades and replace aircraft model equipment. Stable and reliable: With stable signal reception and antiinterference ability, it effectively reduces the risk of communication loss and interferences, provides reliable data transmission, and improves flight safety. Specifications: Type: S603 Aircraft Receiver Channels: 6CH Modulation: support Digital Spread ModulationX Support DSM2 Band: 2.4GHz Size:about 47.5mmX24mmX14mm/1.87x0.94x0.55in Weight: 11.5g Voltage: 3.5–9.6V Package Includes: 1PC S603 6CH Remote Receiver 1PC PlugBind note: Due to the problemsof lighting effects and shootingangles, there mightbe certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.