Receiver Happymodel EP1 Dual, 2.4GHz, True Diversity, ExpressLRS

The Happymodel EP1 Dual ELRS Receiver is a featherweight, high-performance ExpressLRS receiver. With True Diversity using dual SX1280 RF chips and a TCXO, it provides unmatched link stability even under extreme temperature changes.

Its ESP32 PICO D4 MCU supports CRSF protocol, boasts telemetry output over 19 dBm, and allows firmware updates via both UART and Wi-Fi, offering flexibility and ease of use.

Despite its small footprint—just 19 × 14 mm, weighing only 1 g (without antennas)—this receiver offers robust connectivity. It features dual IPEX (u.FL) antenna ports for optimal spatial arrangement.

Perfect for pilots demanding reliable, weight-conscious, high-performance hardware for their builds.

Key Specifications:

• Receiver: EP1 Dual ELRS Receiver

• Frequency: 2.4 GHz (2400–2480 MHz), True Diversity

• RF Chips: Dual SX1280

• MCU: ESP32 PICO D4

• Telemetry Power: >19 dBm

• Protocol: CRSF

• TCXO: Yes

• Power Input: +5 V via “+” pad

• Dimensions: 19 × 14 mm (20 × 20 mm mounting)

• Weight: 1 g (without antennas)

• Antenna Connectors: IPEX MHF-1 / u.FL (2×)

• Firmware Update: UART or Wi-Fi (ExpressLRS)