---
product_id: 15252427
title: "BOSS Audio Systems ASK902B.6 Marine Stereo, Amp, and 6.5 Inch Speakers"
brand: "boss audio systems"
price: "$456.01"
currency: USD
in_stock: true
reviews_count: 13
category: "Boss Audio Systems"
url: https://www.desertcart.us/products/15252427-boss-audio-systems-ask902b-6-marine-stereo-amp-and-6
store_origin: US
region: United States of America
---

# Bluetooth Streaming + Remote 500W Max Power Weatherproof Design BOSS Audio Systems ASK902B.6 Marine Stereo, Amp, and 6.5 Inch Speakers

**Brand:** boss audio systems
**Price:** $456.01
**Availability:** ✅ In Stock

## Summary

> 🌊 Rock your adventures with boss-level sound, rain or shine!

## Quick Answers

- **What is this?** BOSS Audio Systems ASK902B.6 Marine Stereo, Amp, and 6.5 Inch Speakers by boss audio systems
- **How much does it cost?** $456.01 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/15252427-boss-audio-systems-ask902b-6-marine-stereo-amp-and-6)

## Best For

- boss audio systems enthusiasts

## Why This Product

- Trusted boss audio systems brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile Connectivity:** USB charging port plus AUX/USB to RCA cables keep your devices powered and plugged in anywhere.
- • **Marine-Grade Weatherproofing:** Built to brave light rain and splashes with corrosion-resistant connectors and waterproof phone pouch.
- • **Powerful 4-Channel Amplifier:** Unleash 125W RMS per channel for crystal-clear, room-filling sound on land or sea.
- • **Seamless Bluetooth Streaming:** Stream Spotify, Pandora & more without a head unit—control your vibe with the included remote.
- • **Premium 6.5" Full Range Speakers:** Polypropylene cones and rubber surrounds deliver rich, immersive audio from 80Hz to 20kHz.

## Overview

The BOSS Audio ASK902B.6 is a rugged marine stereo system featuring a 4-channel 500W max Class A/B amplifier paired with 6.5" full range marine speakers. It offers Bluetooth streaming with remote control, USB charging, and weatherproof connectors designed for light outdoor conditions. Perfect for boat or outdoor use, it delivers powerful, clear audio with versatile connectivity and a 3-year warranty on speakers.

## Description

Pump out the jams on your next adventure with the Boss Audio ASK902B.6 4-Channel Weatherproof All-Terrain Speaker and Amplifier package. This combo kit includes the MC900B Amplifier and One Pair of MR6W 6.5" Full Range Marine Speakers with Poly Carbon Cone and Rubber Surround. The 4-Ohm stable Amplifier features 500 Watts Max Power with a MOSFET power supply to rock out on land or water. Plug into the MUSB35 USB to Aux Adapter to charge and play your USB compatible Smartphone or other USB device. Bluetooth Audio Streaming lets you play your favorite music apps like Pandora or Spotify through the speakers. No need for an In-Dash Head Unit to play your music. Control it all with the Inline Multi-Function Remote Control. The ASK902B.6 Amplifier features weatherproof connectors to prevent corrosion and provide protection against the elements. Get out and go with the Boss Audio ASK902B.6. For further product details, please scroll down.

Review: Easy to set up - Very easy to set up. I have no knowledge or anything with electrical/wiring. The manual explains everything for you. I set it up in my boat and it sounds great. It's a great starter speakes for cheap. I'm very happy with this purchase!
Review: Nice and loud! Easy install. - Nice and loud! Came with a little amp. I'm very, very happy with this. Way better than my Bluetooth speaker lol. Took about 2 hours to cut all the holes, wire it up. And started jamming out

## Features

- Power - 125 W Max x 4 @ 4-Ohms, 94 W RMS x 4 @ 4-Ohms. USB charging port available. 4-8 Ohm Stable with RCA Outputs
- Bluetooth - You do not need a head unit. The included wired Bluetooth remote control lets you stream your music via your Smartphone or MP3 player and use apps like Spotify and Pandora
- Weather Resistant - The MC900B has been designed to handle some light weather conditions without giving up on you. Waterproof phone pouch included
- Class A/B Topology - Class ‘A’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal. Class ‘B’ amplifiers have no current flowing through its outputs with no audio signal
- Full Range - With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers
- Auxiliary - The Bluetooth remote is compatible with the audio output from smartphones as well as MP3 players. Included is a 3.5mm Aux to USB or RCA and USB to USB or RCA interface cable
- Amplifier Specs - Dimensions: 7.8” x 3.8” x 1.8”, Weight: 2.9 lbs.
- Speaker Specs - Power: 180 watts per pair, Frequency: 80 Hz to 20 kHz, Sensitivity: 89 dB, Cone: Polypropylene, Voice Coil: 1”, Surround: Rubber, Dimensions: 3.4” x 7.5” x 7.5”, Mounting Depth: 2.2”, Mounting Hole: 5.8”
- BOSS Audio Systems provides a 6-year warranty on amplifiers and 3 years on speakers so long as the purchase is made through desertcart.com. We strongly encourage professional installation of this product to ensure proper and safe functionality

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00VFZ0AAE |
| Best Sellers Rank | #14,657 in Electronics ( See Top 100 in Electronics ) #405 in Car Coaxial Speakers |
| Brand | BOSS Audio Systems |
| Brand Name | BOSS Audio Systems |
| Customer Reviews | 4.0 out of 5 stars 324 Reviews |
| Global Trade Identification Number | 00791489123037 |
| Included Components | Bluetooth remote, AUX/USB cable, phone pouch |
| Item Dimensions | 7.75 x 3.75 x 1.25 inches |
| Item Type Name | Great Product |
| Item Weight | 2.5 kg |
| Item dimensions L x W x H | 7.75 x 3.75 x 1.25 inches |
| Manufacturer | BOSS Audio Systems |
| Material Type | Plastic |
| Maximum Output Power | 500 watts |
| Maximum Supply Voltage | 12 volts_of_direct_current |
| Model | ASK902B.6 |
| Mounting Type | Boat Mount |
| Number of Channels | 4 |
| Number of Items | 1 |
| Output Power | 500 watts |
| Package Type Name | Cell Phone Armbands |
| Part Number | ASK902B.6 |
| Specification Met | FCC |
| UPC | 791489123037 796594441151 |
| Unit Count | 1 Count |
| Warranty Description | 3 YEAR PLATINUM DEALER WARRANTY |

## Product Details

- **Brand:** BOSS Audio Systems
- **Item dimensions L x W x H:** 7.75 x 3.75 x 1.25 inches
- **Manufacturer:** BOSS Audio Systems
- **Maximum Supply Voltage:** 12 volts_of_direct_current
- **Mounting Type:** Boat Mount

## Images

![BOSS Audio Systems ASK902B.6 Marine Stereo, Amp, and 6.5 Inch Speakers - Image 1](https://m.media-amazon.com/images/I/81nWwXY4nGL.jpg)
![BOSS Audio Systems ASK902B.6 Marine Stereo, Amp, and 6.5 Inch Speakers - Image 2](https://m.media-amazon.com/images/I/A1W8ynU53sL.jpg)
![BOSS Audio Systems ASK902B.6 Marine Stereo, Amp, and 6.5 Inch Speakers - Image 3](https://m.media-amazon.com/images/I/81WV8MLStgL.jpg)
![BOSS Audio Systems ASK902B.6 Marine Stereo, Amp, and 6.5 Inch Speakers - Image 4](https://m.media-amazon.com/images/I/81tqbrx1OhL.jpg)
![BOSS Audio Systems ASK902B.6 Marine Stereo, Amp, and 6.5 Inch Speakers - Image 5](https://m.media-amazon.com/images/I/71dNjeh8sgL.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: What are the dimensions of the amp and the remote(with mount)?**
A: Hello, The dimensions of the Amplifier are 7.8 x 3.8 x 1.2 inches, the remote cut out dimensions for Flush Mount are 3-3/6" W x 1-11/16" H. The ASK902B.6 can also be Surface Mounted in this case the flush mount bezel has two recessed screw holes to facilitate the included two oval-head screws.

**Q: How do i hook up a sub?**
A: Hello,
The ASK902B.6 cannot power a subwoofer itself. However,  it does feature a set of RCA outputs in which you will need a separate amplifier to power a subwoofer.
Thank you!

**Q: What is the diffrance from the boss ask902b.6 and the ask902b.64?**
A: Hello,
The difference is how many speakers come with the package. The ASK902B.6 has 1 pair of 6.5" speakers. The ASK902B.64 has 2 pairs of 6.5" speakers. 
Thank you!

**Q: Is the remote wireless?**
A: Yes, you could use your iPhone as remote control

## Customer Reviews

### ⭐⭐⭐⭐⭐ Easy to set up
*by E***Q on May 30, 2026*

Very easy to set up. I have no knowledge or anything with electrical/wiring. The manual explains everything for you. I set it up in my boat and it sounds great. It's a great starter speakes for cheap. I'm very happy with this purchase!

### ⭐⭐⭐⭐⭐ Nice and loud! Easy install.
*by R***O on June 23, 2026*

Nice and loud! Came with a little amp. I'm very, very happy with this. Way better than my Bluetooth speaker lol. Took about 2 hours to cut all the holes, wire it up. And started jamming out

### ⭐ Doesnt work with 2 stroke boat motors
*by V***N on July 15, 2026*

This doesn't work with a 2 stroke boat engine as other reviews pointed out. As soon as you start your engine no sound. Comes right back with engine off. Yes, I have triple checked my wiring, grounds, etc.

## Frequently Bought Together

- BOSS Audio Systems ASK902B.6 Marine Boat 6.5 inch Speakers and 4 Channel Amplifier Package - 500 High Output, Bluetooth Remote, Waterproof Pouch
- BOSS Audio Systems MR6W 6.5 Marine Speakers - 180 Watts (Per Pair), Full Range, 2-Way, Coaxial, 4 Ohms, Weatherproof
- GEARit 16 Gauge Marine Wire, 16/2 AWG (50ft) Marine Grade Tinned Copper Oxygen Free, Duplex 2-Conductor Insulated Red & Black Electrical Cable for Boat, Automotive, RV, Camper, Trailer

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-08-30*