Power up and play your Bose S1 Pro system for up to six hours using the add on rechargeable S1 battery pack. This lithium-ion battery is easy to install into the dedicated compartment on your S1 Pro for secure and reliable use. Use the Quick Charge feature to recharge your S1 battery pack in a hurry.

Features

• Up to six hours of charge time when used at high output levels
• Lithium-ion battery technology provides high energy density and full output use of your S1 Pro system without compromising on volume level
• Dual charge modes allow the S1 battery pack to be trickle charged while the S1 Pro system is in use with AC power—or when not being used for play, the switchable Quick Charge mode can be used for rapid charging
• Permanently install the battery inside the S1 Pro system for safe and easy charging

For more information, please visit the manufacturer's website.