If You Want To Make Your Wireless Communication System With Low Cost, This Wireless Ceiver Module Is The Most Suitable Module To Choose! It Can Achieve A Good Balance Between Wireless Ition Performance And Cost! You Can Easily Make It With Your Own Mcu/arm/pic/avr/stm32 System! Whats More, This Nrf24l01+ Module Is Designed With Power Amplifier And Sma Antenna, This Allowed You The Wireless Communication Up To 800+ Meters! (no Barrier) A Host Microcontroller Can Communicate And Configure The Nrf24l01+ Over A 4-pin Serial Peripheral Interface (spi). The Configuration Registers Are Accessible Via The Spi Connection. Configurable Parameters Include Channel Frequency (125 Selectable Channels), Output Power, And Data Rate (data Rates: 250kbps, 1mbps, And 2mbps). The On-chip Voltage Regulator Accepts Supply Voltages From 1.9 To 3.6v. The Module Has 5v Tolerant Inputs That Allow For Direct Connection Of Spi Pins To The (compatible With) For Arduinoide. Internal Filtering Results In High Margins Of Meeting Rf R