Brand name: FrSky Item name: FrSky X4RSB 3/16ch Telemetry ReceiverDimension: 40*22.5*6mm (L x W x H)Weight: 5.8gOperating Range: full range (>1.5km)Operating Voltage Range: 4.0~10VOperating Current: 100mA@5VNumber of Channels: 3/16Ch (1~3ch from conventional channel outputs,1~16ch from SBUS channel)Compatibility: FrSky X-series Module (XJT etc.) Taranis X9D in D16 mode(X4RSB is not work with D-series Module)