Included Item(s): The TROOPER IITM - SPM-2232 - is an upgraded and weatherized version of our TROOPERTM series speaker microphone, the best-selling PRYME speaker microphone product of all time. The TROOPER IITM is better sealed to prevent dust and moisture from entering the microphone Product Description: A weatherized version of our TROOPERTM speaker microphone IP56 rating - sealed against dust and liquid. Earphone jack faces down to prevent rain from entering (Jack should be covered by the supplied cap when not in use) Optional listen-only earphones are sold separately. Large PTT button is easy to operate even when wearing gloves in cold weather. Features 3.5mm accessory jack for connecting an earphone to the unit (See EH-300, EH-1300, EH-1200 Series for Listen Only Earpieces). Noise canceling microphone. HYDRATM (Patent Pending) Radio Connectors are available only on select radio connector models and are molded to provide the very best resistance to elements. Because the wires and electronic components inside of the connector are sealed beneath the hardened thermoplastic shell, the connector is completely waterproof and can be fully immersed. RINOTM Super Rugged Cables are the most durable microphone cable ever. The new RINOTM cable is a rugged, military-grade cable that is engineered to last longer and retain its original shape better than our previous cable. With a tough polymer jacket on the outside and Kevlar® reinforcement inside, this cable extends the lifespan of our audio accessories. Warranty: 2 Year! Compatible Models: Compatible with VERTEX radios (Y3): Commercial VX-820, VX-821, VX-824, VX-829, VX-871, VX-874, VX-879, VX-920, VX-921, VX-924, VX-929, VX-971, VX-974, VX-979, VX-P820 (P25 series-all), VX-P920 (P25 series-all) Part#: SPM-2232