Premium Two-Way Radio Audio Accessory Built with Kevlar Reinforced Cabling and High-End Components Strong, Flexible Strain Reliefs SELECT SERIES Replaceable Ear Options Compatible with Motorola R7, ION and MXP600 radios SHEEPDOG SELECT SERIES - Includes Earhook Headset Assembly. Premium 1-wire audio accessory. Best-suited for those who wear the Push-To-Talk (PTT) and microphone on their shirt collar or lapel. Ideal for warm weather locations or users wearing short sleeves. Versatile and hygienic. Used by hotels, resorts, security and retails organizations worldwide. Medium sized Push-To-Talk (PTT) with large microphone screen for crystal clear audio. Rugged anchored Kevlar reinforced cables for superior strength and durability. Coiled top wire section for added flexibility. Mesh screen covered microphone. Compatible with Motorola R7, ION and MXP600 radios. Compatible with MOTOTRBO R7 (Version M2022.02 or Newer). Compatible with MOTOTRBO ION (Version M-ION.2022.03 or Newer).