Up for your consideration is Futaba R6106HFC FASST 2.4ghz RC model airplane receiver
No original packaging is provided

Key Specifications:
  • Channels: 6
  • System: FASST 2.4GHz (no telemetry)
  • Dimensions: (21.7 x 38.8 x 12.3mm) (0.85 x 1.53 x 0.48in)
  • Weight: (6.7g - 7.1g) (0.24oz - 1/4oz)
  • Voltage Range: (4.8V - 7.4V) (can be used with NiCd, NiMH, or LiFe/LiPo packs)
  • Antenna: Extended coaxial (30mm exposed tip) for carbon fuselages
  • Modes: Normal (16ms) or High Speed (8ms) for digital servos
Compatible Transmitters:
  • FASST 2.4GHz transmitters, including T6EX-2.4GHz, T7C-2.4GHz, TM7, T8FG-2.4GHz, TM8, T10CG-2.4GHz, TM10, and TM14 (in 7ch mode). 
Key Features:
  • Antenna: The HFC variant features an elongated antenna (approx \(5.3/4) inches) to allow the 30mm active tip to extend outside conductive carbon fiber fuselages.
  • Usage: Best suited for 500mm-size heli/park flyers up to 1300mm wingspan.
  • Setup: Features Easy Link™ binding for simplified connection without binding plugs.