Incorporating the stylish features and functionality of the Helix Series, the PiranhaMAX 4 DI has also upgraded to a larger 4.3" screen with better resolution (480 x 272). This Down Imaging (DI) model still provides great clarity of what's beneath your boat. Easy-to-use interface makes it simple to unlock the power of Fish ID+, fish alarms, depth alarms, and zoom. The color TFT display provides a clear view even in direct sunlight. This unit can be mounted in dash or with a convenient tilt-and-swivel mounting system. 300 watts RMS. 3.9"W x 7.3"H x 3.6"D with gimbal.• Display Size: 4.3" diag.• Display Matrix: 480V x 272H pixels• Display Type: Color TFT w/256-color grayscale • Target Separation: 2.5"• Power Output RMS: 300 Watts• Power Output Peak-to-Peak: 2, 400 Watts• Depth Capability: 600' / 320' (DI)SONAR CAPABILITIESDown Imaging• 455kHz / 75° @ -10dB• Down Imaging Depth to 320'DualBeam Sonar Coverage • 200kHz / 28° @ -10db • 455kHz / 16° @ -10db • DualBeam Sonar Depth to 600'• Temperature: Sensor Built In Transducer• Mounting Options: Gimbal or In-Dash• Transducer: XNT 9 DI T Transom-Mount• Power Input: 10.8-20 VDC• Power Draw: 180mA• Unit Size: 3.9"W x 6.8"H x 2.6"D• Unit Size w/Gimbal: 3.9"W x 7.3"H x 3.6"D Easy-to-use interface Down Imaging for greater clarity Transom-mount transducer included | Humminbird PiranhaMAX 4 DI Fishfinder