A Pair 40KM Ultra Long Range RDF 900 915MHz 3DR Radio Telemetry Modem For Pixhawk PX APM Paparazzi

40KM Ultra Long Range RDF 900 915MHz 3DR Telemetry Radio Modem For Pixhawk PX APM Paparazzi Description Frequency Range: 902 - 928 MHz Output Power: 1W (+30dBm) controllable in 1dB steps ( +/- 1dB @=20dBm typical ) Air Data transfer rates: 4, 8, 16, 19, 24, 32, 48, 64, 96, 128, 192 and 250 kbit/sec ( User selectable, 64k default ) UART data transfer rates: 2400, 4800, 9600, 19200, 38400, 57600, 115200 baud ( User selectable, 57600 default ) Output Power: 1W (+30dBm) Receive Sensitivity: >121 dBm at low data rates, high data rates (TBA) Size: 30 mm (wide) x 57 mm (long) x 12.8 mm (thick) - Including RF Shield, Heatsink and connector extremeties Weight: 14.5g Mounting: 3 x M2.5 screws, 3 x header pin solder points Power Supply: +5 V nominal, (+3.5 V min, +5.5 V max) ~800 mA peak at maximum power Temp. Range: -40 to +85 deg C, tested operational from -73 to +123 deg C. Package Included 2 x 915MHz Module 4 x Antenna 1 x USB Cable 1 x Wire