Heavy Duty Remote Speaker Microphone (RSM). Professional-Grade. Built with Kevlar Reinforced Cabling and High-End Components. Replaceable Cable. Strong, Flexible Strain Reliefs. Durable and Reliable. Designed for Use in Most Industries. Sheepdog Microphones, R7 Series, GCAI Connector. Compatible with Motorola R7, ION and MXP600 radios. Sheepdog Heavy Duty Remote Speaker Microphone (RSM). Premium audio accessory. Solidly built. The Sheepdog RSM has a standard 3.5mm jack for our listen-only earphone earpiece options. Replaceable , military-grade cable. High quality mic and speaker for clear, powerful sound. Metal reinforced clip rotates 360 degrees. Palm mic delivers crystal clear transmit and receive audio. 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).