The Boss Audio ASK904B.64 bundles a Bluetooth-enabled 4-channel amplifier with two pairs of 6.5" weatherproof speakers into a single ready-to-install marine kit — no head unit required. Stream audio wirelessly from any Bluetooth device, connect via USB or aux, and keep everything protected with the included waterproof pouch.

Specifications:

• Kit model: ASK904B.64
• Amplifier: MC900B 4-channel Bluetooth amplifier with multi-function controller
• Amplifier power: 500W, 4-channel, weatherproof
• Speakers: Two (2) pairs of MR6W 6.5" weatherproof speakers — White
• Speaker finish: White
• Hideaway antenna included
• Waterproof pouch included
• Accessory cable: MUSB35 USB/Aux extension cable
• Mounting hardware included
• Instruction manuals included
• Sold as an individual kit

In the Box:

• MC900B Bluetooth amplifier with multi-function controller
• Two (2) pairs of MR6W 6.5" speakers
• Waterproof pouch
• MUSB35 USB/Aux Accessory Extension Cable
• Mounting hardware
• Instruction manuals

Resources:

• Owner's Manual (PDF)
• Brochure (PDF)

⚠️ WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.