Warranty & Compatibility: Worry-free 18 months warranty; Compatible for Kenwood radios with 2-pin audio jack, including NX-220 NX-320 NX-240V NX-340 NX-420 NX-1200DV NX-1300DU NX-1202AV NX-1302AU NX-3220 NX-3320 NX-3420 NX-1200NV NX-1300NU NX-P1200AV NX-P1300AU NX-P1202AV NX-P1302AU NX-P1200NV NX-P1300NU; TH-D72A TH-D74A TH-K20A; TK-2170 TK-2312 TK-2360 TK-3130 TK-3131 TK-3160 TK-3170 TK-3173 TK-3230 TK-3312 TK-3360 TK-3400 TK3402 and more Rugged Construction: With high impact-resistant engineering Polycarbonate plastic housing, SMT electronic board, internal vibration absorption system, stainless steel detachable 360-degree rotatable heavy duty clip, combined with precise molding technology, this speaker microphone is built for tough mission critical use and is built to withstand knocks and bumps. Super Strength Cable Module: TPU (Thermoplastic polyurethane) cable bring super bending strength, abrasion resistance and scratch resistance; Cable internally reinforced by high