Ultimate Ears WONDERBOOM Wireless Portable Speaker (2 Pack)

Ultimate Ears WONDERBOOM.
Audio output channels: 2.0 channels.
Connectivity technology: Wireless
Interface: Bluetooth
Wireless technology: Bluetooth.
Speaker Type: Mono portable speaker
Design: Cylinder
Power source type: Battery
Battery life (max): 10 h
Battery recharge time: 2.8 h