Emax Aeris Link ExpressLRS ELRS 915Mhz RX Receiver with T-Style Antenna for FPV RC Racer Drone Airplane Precise details: Specifications: Brand: Emax Frequency Band: 915MHz FCC/868MHz EU (AU & EU can update firmware) Chip Type: ESP8285 MCU RF Chip: SX1276 Operating Voltage: 5V Weight: 0.7g Working Protocol: CRSF, SBUS Dimensions: 17.5mm x 10.5mm x 3mm Antenna Connector: IPEX MHF Firmware: EMAX 900MHz RX Version: 3.3.0 Features: Highly Efficient Chipsets: Incorporates the ESP8285 MCU and SX1276 RF chip for superior performance, low latency, and excellent signal stability. Versatile Compatibility: Supports both CRSF and S BUS protocols, offering you greater flexibility in system compatibility. Ultra-Lightweight: Weighing just 0.7 grams, this receiver won't weigh down your setup, optimizing your performance. Compact Design: The receiver has a small footprint (17.5mm x 10.5mm x 3mm), making it ideal for tight spaces in any build. Secure Antenna Connection: The IPEX MHF connector ensures a secure and reliable connection for your antenna, minimizing the risk of disconnection. Package Included: 1 X EMAX 900M_RX Receiver 1 X EMAX 915M T-Type Receiver Antenna 4 X 30awg Silicone Wires (1 black, 1 red, 1 white, 1 yellow) 1 X Product Introduction Manual Website Card