FrSky XSR 2.4Ghz 16Ch Receiver S-Bus CPPMA favorite among fpv multirotor pilots, the FrSky XSR 2.4ghz 16 channel receiver provides full dupex transmission, S-Bus and CPPM compatibility, and a tiny footprint to fit inside just about any build. Weighing in at just 3.8 grams, this full featured receiver also offers telemetry and antenna diversity. Smart Port enabled,realizing two-way full duplex transmission. S-BUS output. CPPM output. Lighter weight and physically smaller than X4R. Specifications: Channel: XSR-16CH(1-16CH from SBUS channel,1-8ch from CPPM Channel) Dimension: 26 x 19.2 x 5 mm (1.02 x .76 x .2 inches ) Weight: 3.8g, 4.3g with cables Operating Voltage Range: 4.0~10V Operating Current: 100mA@5V Firmware Upgradeable Compatibility: FrSky X-series Module,X9D,X9DP,X9E,X12S(XSR is incompatible with D-series Module) Manual Includes:1x FrSky XSR 2.4Ghz Receiver