The RadioMaster R81 is an 8 channel receiver that supports Frsky D8 Compatible signal format and SBUS output format. With a frequency range of 2400-2483.5Mhz and a control distance of over 1km, this receiver is ideal for long-range RC applications. It also features support for return RSSI and comes with antennas that are approximately 6cm in length. The R81 is lightweight, weighing only 2 grams, and can be powered by a 4.5-6V power input range. To learn more about this product, please download the product manual or visit the RadioMaster website for product support.
