Humminbird 740181-1 AD MTM HW MDI MEGA DI+ Trolling Motor Adapter Bracket Coffee Grinders Key has a unique shape

Key has a unique shape making it more difficult to duplicate

mounting kit & quick-start guide

Voice prompts

Fits 2002 & up GM(R) Avalanche or Escalade

Multi-car operation so users will have all of the possible operations for 2 cars controllable by 1 remote

Humminbird 740181-1 AD MTM HW MDI MEGA DI+ Trolling Motor Adapter Bracket Coffee Grinders Key has a unique shapeConverts a MEGA Down Imaging(TM)+ transom mount transducer for trolling motor use; Compatible with Humminbird(R) transducers XM 9 HW MDI T, XTM 9 HW MDI T, XM 14 HW MDI T & XTM 14 HW MDI T; Compatible with Humminbird(R) fishfinders HELIX(R) 8 CHIRP MEGA DI GPS G3N, HELIX(R) 9 CHIRP MEGA DI+ GPS G3N, HELIX(R) 10 CHIRP MEGA DI+ GPS G3N, HELIX(R) 12 CHIRP MEGA DI+ GPS G3N, SOLIX(R) 10 G2 (all models), SOLIX(R) 12 G2 (all models) & SOLIX(R) 15 G2 (all