Non-Automotive / Other

BOSS AUDIO

MC900B MR6W MUSB35 MODEL 500W HIGH OUTPUT 4 CH AMPLIFIER DIM:78INL 38INW 175

$364.99

SKU: B06I ASK904B.64

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The BOSS AUDIO ASK904B.64 is a marine weatherproof amplifier and speaker package featuring a 500-watt, 4-channel Bluetooth amplifier and 6.5-inch 180-watt full-range speakers. It is designed for all 12V applications and includes a multi-function remote.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandBOSS AUDIO
Part NumberB06I ASK904B.64

Videos

Boat Speaker Installation // BOSS Audio ASK904B.64

Boat Speaker Installation // BOSS Audio ASK904B.64
BOSS AUDIO ASK902B.6 500 WATT Amplified Bluetooth System - INSTALLED, Reviewed, And TESTED!

BOSS AUDIO ASK902B.6 500 WATT Amplified Bluetooth System - INSTALLED, Reviewed, And TESTED!
Boss Marine Sound System Install in our BayLiner Capri 1600 Boat

Boss Marine Sound System Install in our BayLiner Capri 1600 Boat

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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