High Quality GSM 900mhz Mobile Signal Booster With LCD Display BY HIPHEN SOLUTIONS Ad details Frequency 900mhz Power: 27DBm Gain: 70DBi Model: 902AA+ Stray: <-36dbm The third order intermodulation: 9K-1GHZ<=-36/1G-12.75GHZ<=-30 Certificate: CE/FCC/ROHS WE CAN SUPPLY AND INSTALL IN ANYWHERE IN NIGERIA OFFICES IN LAGOS, ABUJA, PORT HARCOURT