Optimized controls for FPV racing: Experience superior handling and responsiveness with the for EMAX E8 transmitter designed specifically for FPV racing drones. Its 8-channel capabilities ensure precise control of your drone's flight. Advanced 2.4Ghz technology: Enjoy a stable and interference-free connection thanks to advanced 2.4Ghz technology that enhances your flight experience by providing a reliable connection between the transmitter and the drone. Extended range: Let your drone fly further without worrying about losing control. The for EMAX E8 transmitter offers an extended range that allows for extensive flight exploration. Compact and ergonomic design: Designed with the user in mind, the transmitter features a compact and ergonomic construction that makes it comfortable to hold and operate during long flights. Item Name: E8 Radio Transmitter Frequency:2.4GHz (2400MHz-2483.5MHz) Working voltage: 3.7V-4.2V Channel: 8 channels, all channels can be configured External interface: Micro-USB interface, 3.5mm audio interface (wired trainer interface) Transmitting module: built-in 2.4GHz dual-frequency FPC antenna, 2.4GHz RF transmitting module Working frequency band: 2.4GHz (2400MHz-2483.5MHz) Maximum output power: 22dbm Charging system: Built-in USB 5V--1A linear lithium-ion battery charging system Colour:Grey Material:Plastic Package Contents: 1 * ELRS Remote Controller Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.