JBL Xtreme 4 Portable Bluetooth Speaker

The JBL Xtreme 4 is a heavyweight portable speaker built for serious sound. With up to 100 W of power on AC and a deep, punchy bass response, the JBL Xtreme 4 is the ultimate outdoor speaker for Sri Lankan parties, beach events, and road trips. Its IP67-rated body, replaceable battery, and built-in powerbank make it a durable long-term investment for anyone who values powerful audio.

Why choose the JBL Xtreme 4?

The JBL Xtreme 4 is engineered to deliver a premium audio experience without complicating your lifestyle. Whether you are streaming from a smartphone, tablet, or laptop, this device pairs instantly and stays connected thanks to modern Bluetooth technology. It is a perfect fit for Sri Lankan buyers who want authentic JBL sound, long battery life, and a durable build that handles daily commutes, beach trips, and house parties.

• 100 W RMS total output on AC power (70 W on battery)
• IP67 waterproof and dustproof construction
• Up to 24 hours of playtime with replaceable battery
• AI Sound Boost for optimized loudness and clarity
• Auracast multi-speaker connectivity
• Built-in powerbank and USB-C charging

JBL Xtreme 4 performance and battery life

One of the standout reasons customers search for the JBL Xtreme 4 is its dependable battery life. JBL has tuned the power management so you can enjoy hours of playback on a single charge, and the quick-charge support means a short top-up gives you extra listening time when you need it most. The drivers are optimized for clear highs, balanced mids, and the punchy low-end JBL is famous for, making every genre sound engaging.

Built for real-world use

Durability matters in Sri Lanka’s tropical climate, and the JBL Xtreme 4 is designed to keep up. From splash-proof party speakers to portable everyday models, the construction is robust enough for outdoor gatherings, workouts, and travel. Pair it with other devices in the JBL ecosystem to expand your setup, or simply enjoy it as a standalone audio companion. Browse our full audio collection and JBL brand page to compare models and find the right match.

Specifications of the JBL Xtreme 4

How to get the most from your JBL Xtreme 4

Carry the JBL Xtreme 4 by its shoulder strap to beach parties, rooftop gatherings, or outdoor workouts. Use Auracast to connect multiple JBL speakers for a wider soundstage, and keep your phone topped up with the powerbank.

Order the JBL Xtreme 4 with confidence

When you buy the JBL Xtreme 4 from SmartTalk, you receive a genuine product backed by a 6 months warranty in Sri Lanka. We offer island-wide delivery, secure checkout, and competitive pricing on every item in our store. For the official technical details and latest firmware guidance, visit the official JBL product page.

The JBL Xtreme 4 continues to be a popular choice among music lovers, students, professionals, and party hosts across Sri Lanka because it combines reliable wireless performance with the signature JBL sound profile. The JBL Xtreme 4 continues to be a popular choice among music lovers, students, professionals, and party hosts across Sri Lanka because it combines reliable wireless performance with the signature JBL sound profile. The JBL Xtreme 4 continues to be a popular choice among music lovers, students, professionals, and party hosts across Sri Lanka because it combines reliable wireless performance with the signature JBL sound profile. The JBL Xtreme 4 continues to be a popular choice among music lovers, students, professionals, and party hosts across Sri Lanka because it combines reliable wireless performance with the signature JBL sound profile.