This 7dB Indoor Panel Antenna is a Directional antenna. It has an RP-SMA connector and can connect to clear hub express modem on 4g WiMax service. Most customers will be pleased to know that our 7 db Panel Antenna is also compatible for CLEAR and Sprint TDD 4g LTE markets too! You will not be disappointed in the punch this little guy can pack, without losing sleep over a hit to your pocketbook. Whether on prior ClearWire Expedience service, CLEAR 4g WiMax or now CLEAR and Sprint TDD 4g LTE service. These are specifically designed and manufactured with the specs needed to provide excellent service and results for CLEAR service and Sprint TDD 4g LTE. That is what separates us from our competition, we are a long time CLEAR Authorized Retailer that also has the CADAC service offered. Our techs and representatives also have prior experience as Tower Techs, and CLEAR Field Market representatives.