Price: $19.95
(as of Apr 05, 2026 17:54:21 UTC – Details)
Product description
Widely Compatible 
Higher-quality and high-capacity Replacement for Harman Kardon Onyx Battery
Replacement Battery for Harman Kardon Onyx built-in upgrade smart IC chip technology, and our battery is tested under strict quality control, RoHS & CE & FCC certified. So you can use it with confidence.
Replacement Battery has a built-in high-quality chip and is made of high-quality materials, so you can use it with peace of mind.
Upgraded capacity: 4200mAh
High capacity equals high battery life, so that your bluetooth speaker will not suddenly stop working because of no power.
Easy to install. You can also go to YOUTUBE to find the installation video for this model.
Quality for Replacement for Harman Kardon Onyx Battery make your bluetooth speaker look brand new. Saves you money.
Satisfied Shopping：We are responsible for every customer and every product we sell, we will provide 24/7 reply service for any questions.
【100% Fully Compatible】 Lithium ion polymer battery Compatible for Harman Kardon Onyx Studio 1/2/3/4 Bluetooth Speaker, Part No: LI11B001F, Model No: Onyx Studio 1/2/3/4. Voltage: 3.7VDC/Capacity: 4200mAh/15.54Wh. Note: Please check the original battery model and purchase it.
【High-Quality Products】This product is made of high quality materials. 4200mAh high capacity, high range battery is more durable than ordinary lithium battery. Before purchasing please make sure to fit your device model.
【Security & Reliability】Built in integrated intelligent control chip. Ensure complete protection for you and your devices. No memory effect.
【Updated Products】This is the new 2026 version Compatible with Harman Kardon Onyx Studio 1/2/3/4 Bluetooth Speaker battery with a capacity of 4200mAh. Developed and designed for every customer’s shopping experience.
【Quality Customer Service】Your satisfaction is our greatest motivation, if you have any questions, Please feel to contact us. We offer a 30-day money-back guarantee, 12 months Warranty and 24 x 7 support. Thank you for your support.