Compatible with the battery part numbers:NT7B65KL, NT7B65LD. Fit to the device models:Polycom KIRK, KIRK 3040, KIRK 4020.
UK Battery for Polycom KIRK 4020 NT7B65KL NT7B65LD 3.6V RoHS
Battery For POLYCOM 2200-17828-001,VVX D230,VVX D60
2.4V Battery For Polycom 2200-17828-001, VVX D230, VVX D60
Battery For POLYCOM AH-AAA600F
High Quality Battery for Polycom KIRK 4020 Premium Cell
High Quality Battery for Polycom KIRK 3040 Premium Cell