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Upgrade your powersports audio system with the Diamond Audio BTR4 Water Resistant Rocker Switch Bluetooth Controller & Receiver, engineered for reliable wireless performance in demanding environments. Designed for motorcycles, small watercraft, golf carts, UTVs, ATVs, and utility vehicles, this compact Bluetooth audio controller delivers seamless streaming without the need for a traditional head unit.
The BTR4 Bluetooth receiver functions as either a stand-alone wireless source unit or an add-on controller for amplifier-based systems, giving you flexible installation options for custom builds. Its rocker switch design fits cleanly into standard dash panels and fairings, providing a factory-style appearance with simple, intuitive operation.
Built with a durable, water-resistant housing, the BTR4 is engineered to withstand moisture, vibration, and outdoor conditions common in marine and powersports applications. The illuminated backlit controls ensure easy visibility during night rides or low-light conditions, allowing convenient access to volume and playback functions.
With quick pairing, stable Bluetooth connectivity, and clean signal output, the BTR4 rocker switch Bluetooth controller is ideal for upgrading motorcycle audio systems and compact marine setups.
For riders and enthusiasts seeking compact, weather-resistant Bluetooth streaming with reliable performance, the Diamond Audio BTR4 delivers powerful, cable-free sound control built for the road, trail, or water.
Note: Tech Support:
Most products ship directly from our vendor warehouses or distributor network. Shipping times can vary depending on the brand, product size, availability, and destination.
Large or oversized items such as lift kits, wheels, tires, bumpers, exhaust systems, and audio enclosures may require additional handling time or freight shipping.
If there is ever an issue with availability, shipping cost, or delivery timing, we will contact you before moving forward with the order.
Returns may be accepted on most new, unused, unopened items within 30 days of delivery. Items must be in original packaging and in resellable condition.
Installed, used, damaged, missing-parts, electrical, special-order, clearance, or custom-built items may not be eligible for return.
Return shipping is normally the customer’s responsibility unless the return is due to our mistake, such as the wrong item being shipped.
Before sending anything back, please contact Kaos Offroad so we can review the order and provide return instructions. Returns sent without approval may be refused.
Some products are vehicle-specific. Please verify fitment before ordering. If you are unsure, contact us with your year, make, model, sub-model, and any relevant details before purchasing.
Original shipping charges, freight charges, and vendor restocking fees may be non-refundable depending on the item and supplier policy.