Replacement Battery, Charger & Earpiece with Push to Talk (PTT) Microphone – Compatible with Kenwood TK-2200, Kenwood TK-2202, Kenwood TK-2300, Kenwood TK-3200, Kenwood TK-3202, Kenwood TK-3300 Replacement for Kenwood KNB-29N Two-Way Radio Batteries. Transparent coiled acoustic tube provides clear audio quality in any type of environment Lightweight flexible and skin friendly materials adds comfort for extended wear time. Low profile design for a stealth look and feel. Convenient PTT push to talk button prevents unwanted or accidental radio transmission. Capacity: 1600mAh; Upstart Battery Brand; QTY: 1 Battery, 1 Charger, 1 Earpiece. Charger works on NICD & NIMH batteries only. Will not charger Lithium-Ion batteries.