The RX4R is just like the X4R but much smaller, faster and with redundancy capabilities. If the master receiver fails to receive signal, the slave will take over the work!

Features

• More number of channels: 1~4ch from conventional channel outputs, 1~16ch from SBUS port.
• With RSSI PWM output (0~3.3V)
• SmartPort enabled, realizing two-way full duplex transmission.
• Redundancy if connected with a second RX4R
  
• EU Version
• 2 antennas with IPEX4 connector
  

Specifications

• Number of Channels: 16
• Dimension: 18mm x 17mm x 7mm
  
• Weight: 2.4g
  
• Operating Voltage Range: 3,5V-10.0V
• Operating Current: 100mA@5V 
• Operating Range: >2km
  
• RSSI output: analog voltage output (0~3.3V)
• Servo Frame rate 9ms
  

Compatibility

• All 16 channels requires the FrSky Taranis, or the XJT module bound in D16 mode.

Included

• 1 x RX4R receiver
  
• 2 x Jumper
  
• 1 x User manual