JBL Xtreme 4 - Portable Bluetooth Speaker-RECERTIFIED/OPEN BOX
Body
JBL Xtreme 4 - Portable Bluetooth Speaker-RECERTIFIED/OPEN BOX
jbl speaker color dark blue

JBL Xtreme 4 - Portable Bluetooth Speaker-RECERTIFIED/OPEN BOX

Navy

$300.00
•Refurbished • Risk Free • Warranty
Black
Navy

Comes with:

JBL Xtreme 4
USB-C Charge Cable
Generic Box
Specifications
Frequently Asked Questions
$300.00

Certified Quality

Every item is verified by our experts for authenticity, functionality, and condition—guaranteeing a product you can trust.

Free Returns Up To 30 Days

Not completely satisfied? We offer a hassle-free 30-day return policy for any reason. We’ll even provide a prepaid shipping label at no extra cost to you.

3-Months Warranty

Shop with peace of mind. Every purchase is backed by our 3-month warranty. If a functional issue occurs, we handle the repair or replacement and provide free shipping both ways.

Battery Health Guarantee

Reliable power, guaranteed. Every device comes with at least 80% battery capacity, with certified upgrades to 90% or 100% available to ensure your device lasts throughout your day.

Specifications

Audio Performance

  • Transducers: 2x 70mm Woofer + 2x 20mm Tweeter — Dual woofers and tweeters with two JBL bass radiators for massive, immersive sound.
  • Output Power: 2x 30W RMS (Woofer) + 2x 20W RMS (Tweeter) — 100W total RMS output in AC power mode.
  • Frequency Response: 44Hz – 20kHz — Wide frequency range for deep bass and crisp highs.
  • Signal-to-Noise Ratio: >80dB — Clean, clear audio with minimal background noise.

Battery & Power

  • Battery: Lithium-Ion Polymer, 68Wh (7.2V / 9444mAh) — High-capacity replaceable battery for long-term ownership.
  • Playtime: Up to 24 Hours + 6 Hours with Playtime Boost — Varies by volume level and audio content.
  • Charging Time: ~3.5 Hours (5V/3A USB-C) — Fast charge via USB-C for minimal downtime.
  • Power Bank Output: USB-C 5V/2A — Charge your phone or other devices directly from the speaker.
  • Battery Condition: Checked and meets our minimum standards — Every recertified unit is tested to retain at least 80–90%+ of original battery capacity.

Connectivity

  • Bluetooth Version: 5.3 — Stable, low-latency wireless connection.
  • Bluetooth Profiles: A2DP 1.3, AVRCP 1.6 — Full audio streaming and remote control support.
  • Auracast™ Support: Yes — Connect multiple compatible JBL speakers for a bigger stereo or party sound stage.

Durability & Dimensions

  • Water & Dust Resistance: IP67 — Fully waterproof and dustproof — safe for pools, beaches, and outdoor environments.
  • Dimensions: 297 x 149 x 141 mm — Compact enough to carry, large enough to fill any space with sound.
  • Weight: ~2.1 kg (4.6 lbs) — Portable yet substantial build quality.

Extra Features

  • Replaceable Battery — User-replaceable battery for long-term ownership and sustainability.
  • Playtime Boost Mode — Extends battery life by up to 6 additional hours.

Recertified Unit

  • Condition: Recertified / Open Box — Professionally inspected, tested, and restored to original factory standards.

Frequently Asked Questions

What does Recertified / Open Box mean? ▼

Recertified units have been professionally inspected, tested, and restored to meet original factory standards. Open Box items are customer returns in like-new or barely used condition with original accessories included.

Does this come with a warranty? ▼

Yes! Every unit is backed by our 3-month limited warranty covering internal mechanical and electronic defects, along with a 30-day return policy for added peace of mind.

What is the battery condition? ▼

Each battery undergoes rigorous testing to ensure it retains at least 80–90%+ of its original capacity, preserving the full 24-hour battery life and Playtime Boost capabilities.

Is the Xtreme 4 fully waterproof and dustproof? ▼

Yes! The JBL Xtreme 4 features an IP67 rating, making it completely safe to use at the pool, beach, or in dusty outdoor environments.

Can I connect it to other JBL speakers? ▼

Absolutely! Thanks to Bluetooth 5.3 and Auracast™ support, you can pair multiple compatible JBL speakers together for a bigger stereo or party sound stage.

Recertified. 100W Total Power. 24-Hr Battery. IP67. Bluetooth 5.3 + Auracast™.

The JBL Xtreme 4 delivers massive, powerful sound with deep, punchy bass — featuring dual 70mm woofers, dual tweeters, and two JBL bass radiators for a truly immersive audio experience. With up to 24 hours of playtime, IP67 waterproof and dustproof protection, Bluetooth 5.3 with Auracast™ multi-speaker pairing, and a built-in power bank, it’s the ultimate rugged portable speaker. Every Recertified unit is professionally inspected and tested to meet original factory standards.

Recertified / Open Box — What That Means

Every Recertified JBL Xtreme 4 has been professionally inspected, tested, and restored to meet original factory standards. Open Box units are customer returns in like-new or barely used condition with original accessories included. Every unit is backed by our 3-month warranty and 30-day return policy.

Massive Sound — Dual Woofers, Dual Tweeters, Bass Radiators

The JBL Xtreme 4 packs 100W of total RMS power through dual 70mm woofers and dual 20mm tweeters, backed by two pumping JBL bass radiators for deep, room-filling bass. With a frequency response of 44Hz – 20kHz and a signal-to-noise ratio of over 80dB, every track sounds dynamic and immersive.

Output Power 2x 30W Woofer + 2x 20W Tweeter (100W Total)
Battery 68Wh, Up to 24 Hrs + 6 Hrs Boost
Durability IP67 Waterproof & Dustproof
Connectivity Bluetooth 5.3, Auracast™, Power Bank