The LOOKOUT by PRYME is a listen-only earphone with a soft rubber earhook that helps keep the earphone in place during normal activities. The earphone provides hours of comfort and the ability to keep incoming communications private. The LOOKOUT is available in two different cable lengths/styles. (SC = 15" coiled cable; XC = 25" coiled cable.) For use with radios, speaker mics, or audio accessories with a dedicated earphone jack.