We mainly produce mobile phone signal repeater with different frequencies,such as 900Mhz, 2100Mhz, 1800Mhz, 2600Mhz singla band and 900Mhz/2100Mhz, 1800Mhz/2600Mhz, 900Mhz/1800Mhz dual band.We also produce wifi signal booster with 2.4Ghz and 5Ghz frequency.New product is 4G router.