• dual 4-band equalizers
• built-in Bluetooth
• independent control of cabin and tower speakers
• independent subwoofer volume control
• half-DIN (1″ tall) chassis

Inputs and Outputs:

• 3.5mm Boat Link allows you to link up with other WS-420BT-equipped boats
• 3.5mm aux input jack for MP3 players and other sources
• microphone input for Wet Sounds talk-back PA mic

Specs:

• frequency response: 10 to 40,000 Hz
• signal-to-noise ratio: 80 dB at full output
• bass at 100 Hz, midbass at 300 Hz, midrange at 2000 Hz, highs at 15,000 Hz
• equalizer range: +12dB
• max output voltage: 5 volts RMS
• choose blue or red backlighting
• size: 1-5/8″ H x 8-1/16″ W