This listing is for one (1) preowned Motorola HMN4079 palm mic, compatible with the Motorola APX. XPR, and XTL mobile radios. The mics are tested, and are fully functional. 

A full keypad allows users to dial phone numbers and send text messages, while the navigational buttons allow users to navigate through radio menus.Also includes 3 programmable buttons for additional customization. Attaches via the front connector of the mobile control head.