FrSky X8R 2.4G 16CH SBUS Smart Port Full Duplex Telemetry Receiver With New Antenna Precise details: -Description: Brand: FrSky Item Name: FrSky X8R Telemetry Receiver Dimension: 46.5 x 27 x 14.4mm (1.83" x 1.06" x .56") Weight: 16.8g (.59 oz) Operating Voltage Range: 4V-10.0V Operating Current: 100mA@5V Operating Range: >1.5km (Full Range) RSSI output: analog voltage output (0~3.3V) Firmware Upgradeable (have USA firmware) Number of Channels: 16CH (1~8ch from conventional channel outputs, 1~16ch from SBUS port,or combine two X8R to become a 16 channels receiver) -Features: Upgraded antenna Highly secure and robust link for long distances No crystals or channels needed No interferance from motors, ignitions or metal to metal friction. No need to change any settings on your radio. Smart Port enabled, realizing two-way full duplex transmission. -Compatibility: All 16 channels requires the FrSky Taranis, or the XJT module. For 8 channels in D8 Mode you can use the FrSky Taranis or XJT, DJT, DFT, DHT and DHT-U modules. -How to work: The X8R receiver communicates and binds with an X8 module via the 2.4ghz spectrum, giving the user unprecedented performance and glitch free reliability never seen before in R/C FM/AM based systems. -Package Included: 1 x FrSky X8R receiver