Strong Power 6000mAh GSP1029102A 330SL Replacement Battery for JBL Charge 3 Bluetooth Speaker

Specifications

Company Profile

Product Description:

Revitalize your JBL Charge 3 Bluetooth speaker with our premium-grade Strong Power GSP1029102A 330SL replacement battery. Engineered for exceptional longevity and reliable performance, this high-capacity 6000mAh lithium-ion battery restores your speaker's original marathon playtime.

With built-in advanced protection circuits, superior cell quality, and seamless plug-and-play installation, it's the definitive power solution for audio enthusiasts and daily users alike. Experience uninterrupted music, podcasts, and outdoor adventures—day after day.

Beyond just a replacement, this battery upgrade delivers extended playback time of up to 20+ hours (varies by volume and usage), enhanced audio performance with stable voltage output, and all-day power confidence for workdays, getaways, or spontaneous gatherings.

It's an environmentally responsible choice that reduces e-waste while offering a cost-effective solution—delivering comparable or superior performance to the original at a fraction of a new speaker's price.

Application

•Outdoor Adventures & Travel:​ Power your soundtrack through extended camping trips, beach days, hiking excursions, and road trips without worrying about frequent recharging

•Home Entertainment & Gatherings:​ Keep the music flowing during house parties, backyard barbecues, family gatherings, and daily home listening sessions

•Worksite & Commercial Use:​ Provide reliable background audio for workshops, retail spaces, cafes, and other environments where consistent power is essential

•Portable Audio On-the-Go:​ Enjoy uninterrupted playback during picnics, park visits, poolside relaxation, and other mobile entertainment situations

•Backup Power Solution:​ Keep as a spare battery to ensure your speaker never becomes unusable due to original battery degradation

Workers Production

Product Package

Competitive Advantage:

I.Certified Performance & Safety

•CE/RoHS certified with built-in protection against overcharge, over-discharge, short circuit, and temperature extremes

•Premium lithium-ion cells with stable discharge curves for consistent audio performance

II.Superior Capacity & Longevity

•True 6000mAh high-density capacity (actual tested capacity: 5900-6050mAh)

 •500+ charge cycles with minimal capacity degradation for extended service life

III.Perfect Compatibility & Easy Installation

•Precision-engineered to match JBL Charge 3 original specifications (model: GSP1029102A/330SL)

•Complete kit includes necessary tools and clear instructions for hassle-free DIY replacement

Certification

FAQ

Q1: Is Foshan Softchip Electronics Co., Ltd. an original factory?

A: Yes, Foshan Softchip  Electronics Co., Ltd. is an original factory. We directly engage in product manufacturing, eliminating intermediary links and enabling us to offer customers more cost-effective products.

Q2: How many years of production experience does your company have?

A: Our company has 13 years of production experience. Over the long-term practice, we have accumulated rich technical and management expertise, allowing us to efficiently and steadily produce high-quality products.

Q3: Does your company have complete production equipment?

A: Absolutely. We possess complete and advanced production equipment that covers all aspects from raw material processing to finished product assembly. This provides a solid hardware guarantee for the quality of our products.

Q4: What are the main products your company produces?

A: Our company mainly produces batteries for various models of JBL speakers and iPhone batteries. These products undergo strict quality inspections and have stable and reliable performance.

Q5: Is there a guarantee for product supply when cooperating with your company?

A: There is definitely a guarantee. As an original factory, we have strong production capacity and a stable supply chain system. We can arrange production in a timely manner according to customer needs to ensure on-time and sufficient supply.