Amazon.com: for Big Jambox Battery Kratax 3100mAh 11.1V Lithium-ion Replacement Battery for Jawbone Big Jambox J2011-01-US, J2011-03-US, J200/ICR18650F1L, 8390-KA02-0580, ICR18650B4 Wireless Bluetooth Speaker : Electronics
Review: Jawbone Big Jambox | WIRED
Battery replaces Jawbone 8390-KA02-0580, J200/ICR18650F1L for Jawbone Big JamboxLoudspeaker, Speaker | 800117598