zBoost SOHO, dual-band cell phone signal booster, up to 2500 sq. ft. ZB545 Type: Booster Color: White Compatible Phone Manufacturer: Universal Support Network: CDMA, GSM, GPRS, EDGE, EVDO, 1xRTT, UMTS, HSPA, 3G Coverage: 2500 sq ft Power Requirements: 100-240V AC 50-60 Hz; 5V DC Power Consumption: 3W standby; 7W max signal - 2.0A Max Specifications: PCS: Frequency: 1850 to 1990 MHz System Gain: 64 dB PCS Bands Supported: A, D, B, E, F, C Networks: CDMA, GSM, GPRS, EDGE, EVDO, 1xRTT, UMTS, HSPA, 3G Cellular: Frequency: 824 to 894 MHz System Gain: 62 dB Cellular Bands Supported: A, B, A', B' Networks: CDMA, GSM, GPRS, EDGE, EVDO, 1xRTT, UMTS, HSPA, 3G General: System Certifications: FCC Parts 15 & 20, Industry Canada Operating Conditions: Indoor Use Only (40 - 105 Degree Fahrenheit)