TCXO Receiver is designed to enhance your FPV racing experience with its advanced ExpressLRS technology, ensuring reliable and extended range communication. Compact and Lightweight: This tiny receiver is perfect for FPV racing drones, offering high performance without adding bulk, making your drone agile and fast in races. Enhanced Stability: Equipped with a TCXO (Temperature Compensated Crystal Oscillator), the receiver maintains consistent frequency stability, crucial for high-speed drone racing. Specification:A:EP1 Dual TCXO Receiver Type: ISM2.4GHz ESP32 PICO D4, dual SX1280(SX1281) Antenna connector: IPEX MHF 1/U.FL RF Frequency: 2.4GHz (2400-2480MHz) Telemetry power: Greater than 19dbm Receiver protocol: CRSF Input voltage: +5V DC "+" pad PCB size: 19mm x 14mm / Specification:B:EP2 TCXO Receiver Type: ISM2.4GHz ESP8285 MCU SX1280(SX1281)IMLTRT RF Module SMD Ceramic antenna Frequency Range: 2400 MHz to 2500 MHz Receive refresh rate: 25HZ-500Hz Working voltage: 5v Peak gain: 3.7dB Dimension: 10mmx10mmx6mm Built-in a TCXO (temperature compensated crystal oscillator) The product appearance and printed words may vary depending on the batch, but this does not affect use Colour:As Shown Material:PCB Specification:A:EP1 Dual TCXO Receiver Package Contents: 1 x EP1 TCXO Receiver Specification:B:EP2 TCXO Receiver Package Contents: 1 x EP2 TCXO Receiver 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.