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The JBL RallyBar is a rugged, powered 21″ (53.8 cm) Bluetooth sound bar built for outdoor and powersports use — ideal for UTVs, golf carts, boats, or other vehicles. Its enclosure is IP66 rated for water and dust resistance, and it integrates RGB LED lighting to add ambience and style while driving. The built-in Class D amplifier delivers 150 W RMS (300 W peak) of JBL Pro Sound, driving a full speaker array and passive radiators for rich, powerful audio in a compact package. 

Key Benefits

• Durable Design: IP66 water- and dust-resistant housing makes it suitable for off-road and marine environments. 
• Dynamic Lighting: Built-in RGB LED ring around the speakers with multiple color modes and effects. 
• Versatile Audio Sources: Supports Bluetooth® (v5.3), USB flash drives, and a 3.5 mm AUX‑IN input for flexible connectivity. 
• Variable Gain: Three gain settings (2 V, 4 V, 6 V) for better integration depending on your power source. 
• Compact but Powerful: Despite its size, the soundbar delivers 150 W RMS with a built-in Class D amp. 
• Mounting Flexibility: Includes mounting hardware for 1.5″–2.0″ roll cage or tube installation; also supports “broadcast” mode to link multiple RallyBars. 
• Remote Control: Can work with the JBL CLICK remote (sold separately) to control playback and lighting. 

Technical Specifications

• Transducers: 4 × 2.75″ (70 mm) woofers + 2 × 1″ (25 mm) tweeters + 2 × 7.2″ × 3″ racetrack passive radiators 
• Power Output: 150 W RMS / 300 W peak (IEC60268) 
• Frequency Response: 45 Hz – 40 kHz 
• Signal-to-Noise Ratio: > 80 dB 
• THD: < 1% at rated RMS 
• Bluetooth: Version 5.3, profiles A2DP V1.3 & AVRCP V1.6 
• Aux Input / Output: 3.5 mm AUX-IN; waterproof 2 V AUX‑OUT 
• Operating Voltage: 9.6 – 16 VDC 
• Current Draw: Quiescent < 0.9 A; Max 25 A 
• Dimensions (L × W × H): 21‑5/32″ × 5″ × 4‑5/8″ (537.5 × 126.7 × 118 mm) 
• Weight: 11.57 lb (5.25 kg) 

Installation & Compatibility

Vehicle Use: Designed for outdoor vehicle installs — works on UTVs, boats, golf carts, or any 12 V‑16 V system.

Mounting: Use the included clamps to attach to roll cages or tubes (1.5″–2.0″). Multiple mounting points give flexibility.

Linking (Broadcast Mode): You can wirelessly link this RallyBar with other JBL RallyBars (or RallyBar S / XL) to expand your system. 

Power Wiring: Because it can draw up to 25 A, use quality power and ground wiring for reliable performance.

Lighting Control: The “Map / LED” button toggles the RGB lighting and map light (built in) for safety and style.

FAQS

• What is the JBL Rally Bar 21 used for?
  It’s a rugged, high-output soundbar built for powersports vehicles like ATVs, UTVs, and off-road setups.
• Is the JBL Rally Bar 21 waterproof?
  Yes, it features weather-resistant materials and construction to withstand mud, rain, and rough outdoor conditions.
• How is the JBL Rally Bar 21 mounted?
  It includes brackets and hardware for roll cages and bars, making installation simple on most off-road vehicles.
• Does the JBL Rally Bar 21 include Bluetooth?
  Yes, it supports Bluetooth streaming for wireless playback on any adventure.