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Blue lithium-ion battery pack, rectangular with rounded edges, smooth finish

Cameron & Co

Cameron & Co DS-CS-HKE700SL battery 3.35 Ah Blue

SKU CH-D4KD-2TPSW

Replacement lithium-ion battery for the Harman/Kardon Onyx Studio 7 speaker, 3.35 Ah capacity in blue

  • Replacement battery fits Harman/Kardon Onyx Studio 7 speaker
  • 35 Ah lithium-ion cell powers extended listening sessions
  • 7 V nominal voltage matches original GSP-1S1P-OS7A specification
  • 40 Wh energy capacity supports long playback time
  • Compact 76.50 x 19.50 x 19.50 mm size installs without modification

Direct replacement for Onyx Studio 7

This Cameron & Co lithium-ion cell is built to match the GSP-1S1P-OS7A pack used in the Harman/Kardon Onyx Studio 7 speaker. It delivers 3.7 volts and 3.35 Ah of capacity for portable playback.

Fits the original battery compartment

The pack measures 76.50 by 19.50 by 19.50 millimetres so it slides into the speaker without modification. No soldering or adapter boards are required, freeing the user from mains power during outdoor use.

Ready to install with OEM alignment

The blue housing follows the factory layout, ensuring the connector and mounting points line up with the speaker's internal rails. The 100 percent OEM-compatible design restores the original 12.40 Wh runtime immediately.

How it compares

Measured against everything we stock in Disposable & Rechargeable Batteries, at today’s prices. Recalculated every night.

Price $14.99
Cheaper than about 76% of the 985 comparable items (median $28.99).

Specifications

Product
Brand nameCameron Sino
Model nameDS-CS-HKE700SL

Questions about this item

How long will the 3.35 Ah capacity run the Onyx Studio 7 before needing a recharge?

The 3350 mAh lithium-ion cell stores 12.40 Wh at 3.7 V, giving several hours of playback at moderate volume on the Harman/Kardon Onyx Studio 7.

Does the battery get hot or noisy during a full day of use?

As a sealed lithium-ion pack with no moving parts it produces no noise and only slight warmth during normal discharge in the speaker.

What must I already own to install this DS-CS-HKE700SL pack?

You need a Harman/Kardon Onyx Studio 7 speaker that uses the GSP-1S1P-OS7A battery, plus a small screwdriver to open the battery compartment.

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