The Soundboks Gen 3 Batteryboks has a runtime of 40 hours at medium volume and up to 8 hours at full volume. It also features a 5-level LED battery indicator and a heavy-duty DC battery connector. This is the only swappable battery in the Bluetooth speaker game. Seriously. Compatible with all SOUNDBOKS products. Experienced users always have an extra on hand to swap in a snap and keep the music going. 40 hours of playback at mid-volume, 5-10 hours at full volume depending on model.

Features:

•  Replacement battery for Soundboks Gen1, Soundboks Gen2 and Soundboks Gen3
• Up to 40 hours of battery life at party volume (104 dB)
• Fully charged in 3.5 hours
• Works for Soundboks Gen1, Soundboks Gen2 & Soundboks Gen3
• Runtime full volume 8h
• medium volume 40h

Specs:

• Cell type: 12.8V, 7.8Ah Lithium Iron Phosphate (LiFePO4)
• 5-level LED battery indicator
• Heavy duty DC battery connector
• Overcharge and deep discharge protection
• Short circuit protection
• Overheat protection
• Cell voltage management