portable 100m sonar fish finder with alarm 45 coverage echo sounder __SKUS an extra microphone is located

an extra microphone is located on the outside left ear cup which listens in and cancels any background noise in the room

convenient package

A dedicated USB charging plug is provided to conveniently charge the battery

7–7 inch phones

portable 100m sonar fish finder with alarm 45 coverage echo sounder __SKUS an extra microphone is locatedWhat it does This compact sonar shows water depth, fish locations and bottom structure such as grass and rock. It reads depths up to 328 ft (100 m) and detects targets in the 0. 673 m range with a 45 beam for broader coverage. Practical features The 2 inch TN anti UV LCD with white LED backlight keeps information easy to read in varying light. User selectable sensitivity, depth units and fish alarm let you tailor alerts, and the unit includes