DNA MA4BB DNA MARINE HEAD UNIT WITH BLUETOOTH/USB/SD AND AM/FM RADIO BLACK
DNA MA4BB DNA MARINE HEAD UNIT WITH BLUETOOTH/USB/SD AND AM/FM RADIO BLACK
- Brand: DNA
- MPN: MA4BB
- Part #: CARDNA1356
- UPC:
- Brand: DNA
- MPN: MA4BB
- Part #: CARDNA1356
- UPC:
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DNA MA4BB DNA MARINE HEAD UNIT WITH BLUETOOTH/USB/SD AND AM/FM RADIO BLACK
- Brand: DNA
- MPN: MA4BB
- Part #: CARDNA1356
Product URL: https://www.pbtech.com/product/CARDNA1356/DNA-MA4BB-DNA-MARINE-HEAD-UNIT-WITH-BLUETOOTHUSBSD
Features
NOTE: If your boat / vehicle does not have a seperate accessory wire circuit, make sure the red (ignition/accessory 12v) wire and the yellow (memory backup 12v) wire on this unit are both connected to the same 12 volt power source in the boat / vehicle.
Premium Marine Audio Entertainment
The DNA MA4BB is a black marine head unit designed for boats and outdoor vehicles. It combines AM/FM radio, Bluetooth streaming, USB, SD, and AUX inputs for versatile music playback, making it the ultimate entertainment solution for marine environments.
Bluetooth Streaming and A2DP Connectivity
Stream music wirelessly from your smartphone, tablet, or MP3 player with Bluetooth A2DP. Enjoy high-quality audio without tangled cables, and pair your device easily by selecting "Car Audio" and entering the PIN 8888 for seamless connectivity.
Hands-Free Calling
Stay safe on the water while taking calls. The DNA MA4BB enables hands-free phone calls through the boat's audio system using most Bluetooth-enabled phones, including iPhones, keeping your device tucked away.
USB and SD Playback
Play music directly from front-mounted USB or SD card inputs. Supporting MP3 and WMA formats with ID3 tag display, the unit can handle storage devices up to 8GB, all protected by a rubber cover for marine durability.
AUX and Radio Features
The 3.5mm AUX input lets you connect virtually any audio device with headphone or line output. The AM/FM PLL ETR tuner provides 30 station presets, local/DX selection, and up/down tuning, giving you full control over radio listening.
Durable Marine Design
Built for harsh environments, the head unit features conformal epoxy-coated PCB boards, rust-resistant EDP chassis coating, and PET covers to resist high humidity and salt damage. The black LCD display with blue backlight and chrome-accented knobs adds style to durability.
Comprehensive Controls and Specifications
Enjoy full audio control with detachable faceplate, 4 × 25W max output, digital EQ, bass/treble/fader/balance adjustments, mono/stereo options, and clock display. Includes 21-button remote, RCA outputs, antenna socket, and ISO wiring harness for easy installation in dashboards or rear mounts.
Specifications
Model
MA4BB
Brand
DNA
Product Type
Marine Bluetooth head unit / marine audio player
Colour
Black
Channels
4‑channel output
Total Power
100 W (4 × 25 W max)
Mono/Stereo
Supported
Mounting dimensions
50mm(H) x 178mm(W) x 90mm(D)
Remote control
21 Button remote control
Audio Outputs
2 × RCA line output sockets (1.2 V)
Bluetooth
A2DP streaming and hands‑free calling


















