The D4R-II's data port allows you to connect a sensor hub so you can connect GPS， Variometer， temperature， RPM and more great FrSky sensors. It also has 2 full length detachable antennas. All this plus CPPM capability in a tiny package! Perfect for flight controllers with 8-Channel CPPM.
Features:
Firmware upgradeable
Alarm warning on low voltage， poor reception
2 full length detachable antenna
Compatible with FrSky two way telemetry modules DFT， DJT， DHT， DHT-U
Light weight， doesn't take up a lot of room， which is great for the smaller multicopters
One external analog telemetry port and one digital data-stream port (connect to Sensor Hub FSH-01)
RSSI (PWM) and CPPM output， If CH3 and CH4 are connected by a jumper， CH1 will output RSSI (PWM)， and CH2 will output CPPM for CH1-CH8
Specifications:
Brand: FrSky
Item NO: D4R-II
Channel: 4CH
Operating voltage range: 3.5-10V
Operating current: 60mA
Operating range: >1.5km (full range)
Resolution: 3072 (>11bit)
Size: 40 * 23 * 6mm
Weight: 6g
Package Information:
Package size: 16.5 * 9 * 2cm / 6.5 * 3.5 * 0.8in
Package weight: 33g /1.1oz
Plastic Package
Package List:
1 * FrSky D4R-II Receiver
2 * Connecting Cable
2 * Jumper
1 * English Manual
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