Specifications:
Type: ISM
ESP8285 MCU
SX1280IMLTRT RF Module
Omnidirectional antenna
Frequency Range: 2400 MHz to 2500 MHz
Maximum receive refresh rate: 500Hz
Minimum receiver refresh rate: 25Hz
Working voltage: 5v
Weight: 0.42g(without antenna)
Dimension: 10mm*10mm*3mm
Peak gain: 2.23dB

Package Includes:
1 x EP1 Nano Receiver
1 x 40mm Omnidirectional Antenna
1 x 90mm Omnidirectional Antenna