MMR-4B Headunit Features:

• Marine Grade IPX5 Watertight Enclosure Construction
• Bluetooth A2DP Wireless Audio Playback form Enable Device
• Playback of MP3 & WMA, & Other Audio Files, Up to 64GB
• ID3 MP3 Tag Reading for Track & Artist Information
• Advanced FM/AM/WB Tuner
• Preset EQ (POP/ROCK/CLASSIC)
• Rear RCA Pre-Amp Audio Outputs, 2V
• Subwoofer RCA Pre-Amp Audio Output, 2V
• Rear Audio Input for Auxiliary Media Sources
• 300w 4ch. High Power MOSFET Speaker Outputs
• Super Electronic Anti-shock
• Dimensions: 4.5” x 4”
• Mounting Hole: 3” x 3.75”