Walkie Talkie Basics

Two-Way Radio Batteries
Our Cobra Family Radio Service Two-Way Radios come with several styles of batteries, depending on which radio you've purchased. Battery Types AA or...
Range of FRS Radios
Numerous factors affect the range of FRS & GMRS radios.   FRS and GMRS radios operate in the UHF band (Ultra High Frequency) between 400-520MHz.  F...
VOX Operating Hints
VOX is our hands-free voice-activated circuit that allows you to communicate without the press of a button. This is useful for situations where you're u...
What size is the headphone/speaker jack?
Cobra FRS Radios Many of our Cobra FRS radios are capable of utilizing a headset that allows you to both transmit and receive audio through the headset. ...