1 Power/data cable with 8pin 1 SMA to BNC cable connector 1 Seal ring for embedded installation (21.91*13.6cm) 2 spare fuses (F2AL250v) 3 desktop mounting screws (1.5*0.5cm) 4 panel mounting screws (1.5*0.2cm) 4 ring double sided tape Dual Frequency Thru-Hull Transducer or Dual Frequency Transom Mount Transducer with 10 meters cable