« Back to CatalogTriband BLACK (high power) 27 dbm. Coverage area 2500-3000 sq ft. 5 V dc input Covers all GSM 900 & 1800 3G MHz network « Back to CatalogTriband BLACK (high power) 27 dbm. Coverage area 2500-3000 sq ft. 5 V dc input Covers all GSM 900 & 1800 3G MHz network