We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Rectangular lithium battery pack, dark casing, connector on one end

Estry

Estry standard battery 2200mAh 11.1V for Bose SoundLink 3 II

SKU CH-8DFB-N8J9W

Replacement lithium battery rated 2200mAh at 11.1V restores power to compatible Bose SoundLink speakers

  • TypeRechargeable Batteries
  • Battery TypeLithium
  • Battery Capacity2200mAh
  • Battery Voltage11.1
  • Replaces original Bose battery with identical 11.1 V 2200 mAh specification
  • Built-in protection guards against overcharge, over-discharge, over-voltage and short circuits
  • Certified to ISO 9001, RoHS, CE, UN 38.3 and MSDS standards
  • Fits SoundLink 3, SoundLink II, SoundLink 2 and Sound 20 models
  • Compact 178.6 × 31.26 × 42.12 mm design weighs 322.0 g

Replacement battery for Bose SoundLink 3 II

This 11.1V lithium pack delivers 2200mAh and 24.42Wh to restore runtime on compatible Bose speakers. It matches the original 330105A, 404600, 330107A and related part numbers. The cell includes overcharge, over-discharge, over-voltage and short-circuit protection circuits. Buyers needing higher capacity or a different voltage should look elsewhere.

Simple drop-in installation with original connector

The pack fits the SoundLink 3, SoundLink II, SoundLink 2 and Sound 20 models using the factory connector and mounting points. No soldering or tools are required beyond opening the battery compartment. The main risk is ordering the wrong part number; verify the label on your old battery against the listed codes 330105, 330107, 359495, 359498, 404600 and 404900 before purchase.

Limited to devices accepting 11.1V 2200mAh lithium

This chemistry and voltage are fixed; the battery cannot be used in speakers that require a different cell count or voltage. Capacity is capped at 2200mAh, so runtime will match the original specification rather than extend it. The unit carries ISO9001, RoHS, CE, UN38.3 and MSDS certifications for transport and safety compliance.

Highlights

  • Replaces original Bose battery with identical 11.1 V 2200 mAh specification
  • Built-in protection guards against overcharge, over-discharge, over-voltage and short circuits
  • Certified to ISO 9001, RoHS, CE, UN 38.3 and MSDS standards
  • Fits SoundLink 3, SoundLink II, SoundLink 2 and Sound 20 models
  • Compact 178.6 × 31.26 × 42.12 mm design weighs 322.0 g

Specifications

BrandBOSE
TypeRechargeable Batteries
Battery TypeLithium
Battery Capacity2200mAh
Battery Voltage11.1

Questions about this item

How can I confirm the 11.1 V 2200 mAh replacement battery is working after installing it in my SoundLink 3 II?

After fitting the 178.6 × 31.26 × 42.12 mm pack, power on the speaker; it should charge to full and deliver the rated 24.42 Wh runtime with the built-in over-charge, over-discharge, over-voltage and short-circuit protection active.

What comes in the box with the Estry 330105A-compatible battery and what must I source separately?

The box contains the 322.0 g lithium-ion cell with pre-fitted connector; you only need a small Phillips screwdriver to open the SoundLink 3 II battery compartment — no extra cables, adapters or tools are included.

Which of the listed part numbers — 330105, 330107, 359495, 359498, 404600 or 404900 — matches my speaker?

Check the label on your original pack; if it reads 330105A, 330107A, 330107, 359495, 404600, 330105, 359498 or 404900 this 11.1 V 2200 mAh unit is the direct replacement.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.