GSM/DCS/UMTS antenna TRANS-DATA KYZ8.2/9.5 is an outdoor, directional log periodic antenna for use with 3G, DCS, GSM modems and cellular phones, as well as with GSM ( A6765, A6775, A6785) and 3G ( A67105) repeaters. The antenna has 8.2 dBi gain in 806-960 MHz band and 9.5 dBi in 1710-2500 MHz band, which makes it a very useful outdoor device for GSM, DCS, and UMTS applications.