zBoost YX610 Dual Band PCS and Cellular 800/1900 MHz 60db Amplifier Repeater Signal Booster Kit Increases Indoor Cellular Phone Coverage Up to 10,000 Sq Ft Improves Signal Strength for Voice & Data Dual Band - Works Simultaneously with All Phones & Us Carriers Supports Multiple Cellular Phone Users Simultaneously Offers significantly improved coverage than 50db YX-510 - Up to 2.5 times greater coverage (up to 10,000 sq ft unobstructed area) Improves all PCS 1900 MHz and Cellular 800 MHz sub bands - Compatible with all networks (except Nextel/iDEN Phones) Improves standard CDMA and GSM voice signals, and also EVDO, HSDPA, UMTS, and EDGE data transfers Completely wireless : no need to connect to your phone to improve reception Professional Installation Recommended - 1 year warranty and support from Wireless Extender