300769-003 Black Battery for Bose Sounddock Portable - Reliable

In this review of the 300769-003 Black Battery for the Bose Sounddock Portable Digital Music System, the bottom line is clear: this is a practical, direct replacement battery for owners who need reliable runtime and a safe, plug-and-play swap. The reviewer finds that the unit's 16.8V, 2200mAh chemistry and built-in protection deliver stable power and minimal fuss when restoring a SoundLink Air or Sounddock Portable to working condition, making it a sensible choice for users who value compatibility and safety over factory branding.

Key Features

• Compatible replacement: Works as a direct replacement for several part numbers including 300769-001 through 300769-004 and 300770-001, simplifying sourcing for older Bose Sounddock Portable models.
• Stable capacity: The 2200mAh (32Wh) capacity provides a practical runtime for portable playback without unexpected drops in performance during typical listening sessions.
• Grade A cells: Higher-grade cells reduce the risk of leakage and promote consistent output stability across charge cycles, which matters for long-term use.
• Built-in circuit protection: Onboard protection helps prevent overcharge, overdischarge, and short circuits, improving everyday safety and prolonging battery life.
• Li-ion chemistry: Lightweight lithium-ion construction keeps the replacement compact while delivering energy density comparable to the original pack.
• Plug-and-play fit: Customers report the pack fits the Sound Dock form factor precisely, making installation straightforward for most users.

Who It's For

This battery is for owners of the Bose Sounddock Portable, SoundLink Air series, or any system that lists the compatible part numbers who need a straightforward replacement with reliable voltage and capacity. It suits users who prefer a budget-friendly third-party alternative that emphasizes safety features like Grade A cells and circuit protection.

It is not for people who insist on factory-labeled originals for resale with original-box authenticity, or for those who need higher capacity mods beyond the stated 2200mAh rating. Buyers should also be comfortable performing a simple internal swap or having a technician install the pack.

Pros & Cons

Pros

• Good compatibility with multiple replacement numbers, making finding a match easy.
• Grade A cells and built-in protection improve reliability and reduce leakage risk.
• Customers report a snug fit and predictable battery life, matching expected performance.

Cons

• Not sold under the original manufacturer label, which may matter for collectors seeking OEM packaging.
• Capacity is adequate but not higher than the original, so it does not extend runtime beyond the original spec.

Specifications

Battery type	Li-ion
Condition	Brand New
Voltage	16.8V
Capacity	2200mAh / 32Wh
Compatible part numbers	300769-001, 300769-002, 300769-003, 300769-004, 300770-001, 4ICR19/66, 350160-1100
Compatible models	Bose Sounddock Portable / SoundLink Air series

Our Verdict

The 300769-003 replacement battery is a pragmatic choice for anyone needing to restore a Bose Sounddock Portable or SoundLink Air to serviceable condition. With Grade A cells, built-in circuit protection, and a direct-fit design, it offers good value and reliable performance for users who want safety and compatibility without paying a premium for original-branded packaging.

Frequently Asked Questions

Will this battery fit my Sounddock Portable?
Yes, it is designed to be compatible with the Sounddock Portable and SoundLink Air series and matches the listed replacement part numbers for a direct fit.

What is the voltage and capacity?
The pack is 16.8V with a capacity of 2200mAh (32Wh), matching the original spec for typical runtime.

Does it include safety features?
Yes, the battery uses Grade A cells and includes built-in circuit protection to reduce leakage risk and improve safety during use.