Details: Included Item(s): Pryme Observer Series – SPM-100 H8 Product Description: This lightweight Remote Speaker Microphone is small on size and BIG on performance. Light Duty Lightweight, smaller Remote Speaker Microphone 3.5mm Audio Jack for Earphone Kit Accessories High quality electret condenser-style microphone element that produces excellent transmit audio as well as a powerful speaker Long Lasting Quality Spring loaded, metal reinforced clothing clip which can be rotated 360 degrees Tough polyurethane cables and polycarbonate housing Warranty: 1 year Compatible Models: Hytera X1 series radios. Part#: SPM-100 H8