FrSky X4RSB 3/16 Channel Telemetry Receiver for FPV

Features
RSSI (PWM) output
Lighter weight and physically smaller than D8R-II & D6FR
Two selectable failsafe setting options - native failsafe or user programmable failsafe
External analog telemetry port (AD2)
SB port is compatible with Futaba S.BUS servos and FrSky SBUS&CPPM compatible servo
Product Details
Brand name: FrSky
Item name: FrSky X4RSB 3/16ch Telemetry Receiver
Dimension: 40*22.5*6mm (L x W x H)
Weight: 5.8g
Operating Range: full range (>1.5km)
Operating Voltage Range: 4.0~10V
Operating Current: 100mA@5V
Number 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)