RF4432SE Si4432 433MHz Wireless RF Transceiver Module
Model: RF4432SE - Color: Blue - Material: PCB - Si4432 chipset - FSK modulation - 433 ISM frequency range (430.24~439.75MHz) works on 900.72~929.27MHz - Transmit power: 17dBm (max.) - Receiving sensitivity: -115dBm - Transmit speed: 128Kbps - FSK frequency offset programming: 15~240KHz - Receiving bandwidth programming: 67~400KHz - SPI control interface - Receiving current: 18.5mA - Transmitting current: 73mA - Working range: 600 meters (bit rate 4.8kbps / 9.6kbps)