FrSky - XM+ 2.4GHz 16CH

The XM+ from FrSky is a diversity 2.4GHz antenna chip in their new line of micro receivers. Supporting 16 channels over S-Bus compatible with D16 mode. The diversity antenna system gives you full range while still only weighing in at 1.6g and measuring 21.5 x 12 mm. This chip offers a full operating range in an ultra-tiny package.

Also check out the XM which is a single antenna receiver that is slightly smaller for ultra-micro builds.

Specifications:

• Dimensions: 21.5 x 12 x 3.5mm(L x W x H)
  
• Weight: 1.6g
• Operating Range: Full range
• Operating Voltage Range: 3.7V~10V
• Operating Current: 30mA@5V
• Number of Channels: Up to 16CH from SBUS(CH1~CH15 for PWM,CH16 RSSI for FC)
• Compatibility: FrSky D16 mode