Compatibility: Compatible with the Following JBL Speaker Models: JBL Xtreme Wireless Bluetooth Speaker, JBLXTREME, JBLXTREMEBLKUS, JBLXTREMESQUADUS, JBLXTREMEBLUUS, JBLXTREMEREDUS.
Operating Time: Up to 10 hours per charge
*Based on moderate volume level. Actual battery life will vary with usage settings and environmental conditions.
Distance: Up to 10m / 33 ft*
*Measured in open space. Walls and structures may affect range of device.