RS-UV3 Speaker Mic The Hardrock-500 is a project

The Hardrock-500 is a project that involves the purchase of two products

Through a resale agreement with RF Power Tools

no complicated library/drivers required

A valid Amateur Radio license is required for transmitting

RF/Chassis ground

RS-UV3 Speaker Mic The Hardrock-500 is a projectLow cost speaker mic for use with the RS UV3 transceiver. Features: Factory wired for direct connection to the RS UV3 Plug and Play Automatically bypasses the internal speaker connection Spring loaded clip for easy mounting Each unit is individually tested NOTE: Even though this Speaker Mic has the same connector as Yaesu units, it is NOT compatible.