0 ratings
Item #:
129473224
10000mAh Replacement Battery for JBL Xtreme 4, Battery for JBL PartyBox Stage 320 Portable Speaker. Replace for JBL Battery 400.
Item #:
129473224
MWK 138383
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Tuesday, September 29
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Kunbow high quality replacement battery for JBL, replace for JBL battery 400.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Capacity
With a robust 10000mAh capacity, this replacement battery ensures extended playtime for JBL Xtreme 4 and PartyBox Stage 320, keeping your music going longer during events or outdoor activities.
Compatibility
Designed specifically for JBL Xtreme 4 and PartyBox Stage 320, this battery offers seamless integration, ensuring reliable performance without worrying about compatibility issues that often arise with generic batteries.
Easy Installation
The straightforward installation process enables users to quickly replace old batteries, making it ideal for those who want minimal downtime and maximum enjoyment of their portable speakers.
Product Details
| Number of Batteries | 1 A batteries required. (included) |
| Brand | kunbow |
| Model Number | KB-JBL-Xtreme4-10000 |
| Model Name | Replacement Battery for JBL Xtreme 4 |
| UPC | 734134188869 |
| Manufacturer | kunbow |
| Included Components | 1 x Replacement Battery for JBL Xtreme 4 |
| Battery Cell Type | Lithium Ion |
| Battery Capacity | 10000 milliamp_hours |
| Voltage | 7.4 volts_of_direct_current |
| Reusability | Rechargeable |
| Amperage | 10000 milliamps |
| Compatible Phone Models | JBL PartyBox Stage 320 Portable Speaker, JBL Xtreme 4 Portable Speaker |
| Unit Count | 1 Count |
| Battery Weight | 337 g |
| Item Dimensions | 3.66 x 0.98 x 3.5 inches (9.3 x 2.5 x 8.9 cm) |
| Item Weight | 383 g |
| Antenna Location | MP3 Player |
| Battery Cell Composition | Lithium Ion |
| Recommended Uses For Product | MP3 Player |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Who Should Buy?
-
Travel Enthusiasts
Ideal for users who travel frequently and need a reliable power source for their portable JBL speakers.
-
Outdoor Adventurers
Perfect for campers and hikers requiring a long-lasting battery for an outdoor sound experience.
-
Frequent Users
Great for individuals who use their JBL speakers regularly and need prolonged battery life during usage.
-
Casual Listeners
Not suitable for users who infrequently use their speakers and can rely on standard power options.
Product Description
10000mAh Replacement Battery for JBL Xtreme 4, Battery for JBL PartyBox Stage 320 Portable Speaker. Replace for JBL Battery 400.
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Is this battery compatible with my JBL speaker?
Answer: Yes, it's fully compatible with JBL PartyBox Stage 320 and JBL Xtreme 4. -
Question:
How long does the battery last?
Answer: With a capacity of 10000mAh, it offers long-lasting performance. -
Question:
Is it safe to use this battery?
Answer: Yes, it features multiple protection against overcharging and meets safety certifications.
kunbow KB-JBL-Xtreme4-10000 Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Pros
- High capacity 10000mAh
- Perfectly compatible with JBL models
- Easy installation
- Long-lasting performance
- Reliable customer support
Cons
- Slightly heavier than original battery.
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
MWK 138383
Order now and get it around Tuesday, September 29
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- High capacity 10000mAh/74Wh lithium-ion battery.
- Fully compatible with JBL PartyBox Stage 320 and JBL Xtreme 4.
- Easy to replace and use, ideal for portable speakers.
- Equipped with multiple safety protections against overcharging.
- No memory effect ensures long battery life and consistent performance.
- FCC, CE, and ROHS certified for safety and reliability.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.