Synergy Digital Speaker Battery, Compatible with LG TD-Bb11LG Speaker Battery (Li-ion, 7.4V, 2500mAh)
Specifications: Voltage: 7.4V Capacity: 2500mAhmAh Composition: Li-ion
Compatible with LG Speaker(s): EAC63320601, TD-Bb11LG, Music Flow P7, NP7550, PJ9, PJ9B, PJS9W