Cordless Speaker.

Ninety7 Inc. Cordless Speaker with Battery for Amazon Echo (Black)

About the product

• Enjoy up to 6 hours of portable runtime with our rechargeable lithium-ion battery
• Dual 52mm Drivers and a passive radiator for impressive sound and bass
• Compatible with Amazon Dot Echo (2nd Generation)
• Use Amazon Dot's Power Supply and Cable to Charge Vaux
• 3.5mm Aux Input for use with external mobile players