Replacement Kenwood TK-3170 FBI Earpiece with Push to Talk (PTT) Microphone - Acoustic Earphone For Kenwood TK-3170 Radio - Headset for Security and Surveillance - Walmart.com
Kenwood KNB-55L Battery for TK-3360 TK-3160 TK-2170 KNB-57L TK-3173 TK-3170 TK-2360 NX-320 TK-3140 TK-2160 - Two-Way Radio
Amazon.com: Heavy Speaker Mic with Reinforced Cable for Kenwood Radios NX-220 NX-320 TK-2160 TK-2170 TK-2212 TK-2302 TK-2312 TK-2360 TK-2402 TK-3160 TK-3170 TK-3230 TK-3312 TK-3360 TK-3402, Shoulder Microphone : Electronics