Power-up and play your Bose S1 Pro System for up to 11 hours using the add-on rechargeable S1 battery pack. This lithium-ion battery installs easily for secure and reliable use and includes a Quick Charge feature.
- Up to11 hours of charge time when used at high-output levels
- One battery pack included with S1 Pro System
- Lithium-ion battery technology provides high-energy density and full-output with no loss of volume
- Dual charge modes allow trickle-charging while S1 Pro system is in use with AC power, or when not in use-includes switchable Quick Charge mode
- Permanently install the battery inside the S1 Pro system for safe and easy charging