ProTalk Replacement Batteries
- KNB-45L – 22 Hour 2000 mAH Lithium Battery Replacement for NX240, NX340, TK-24-3400, TK-23-3300, TK-22-3200L Series
- KNB-46L – 18 Hour 2000 mAH 7.4V Lithium Battery Replacement for TK-3230
- KNB-71L – 15 Hour Li-lon Battery Replacement for PKT-23
- KNB-81L – 15 Hour Li-lon Battery Replacement for NX-P500