Call blocking | block cell phone when calling

Dual Band GSM800 & GSM1900 Signal Booster + Indoor Antenna

Single Booster Speciation: 1) Frequency range: a) Up link: GSM 890~915/DCS 1710~1785(MHZ); b) Downlink: GSM 935~960/DCS 1805~1880(MHZ) 2) Gain(db): GSM/DCS; 50/45 3) Coverage: 500~800m2 4) Output power: >=17DB 5) Pass band ripple: a) GSM: 10DB; b) DCS: 10DB 6) Guard band rejection: a) GSM: (BW-60db)7) I/O return loss: 8) Intermediation attenuation: >=40DBC 9) Transmission delay: 10) Power supply: AC 110~220V+-10% 45~55HZ 11) Function: Power supply LED denote 12) Product Size:176x122x27mm 13) Weight: 825g * Indoor antenna speciation: 1) Model: TQJ-SA800/2500-3F 2) Frequency range: 800~960/1710~2500MHZ 3) Gain: 2dBi/5dBi 4) S.W.R: 5) Product size: Approx. 165x165x145mm 6) Weight: 185g Specification:  Package Weight One Package Weight 1.85kgs / 4.08lb Qty per Carton 4 Carton Weight 7.30kgs / 16.09lb Carton Size 46cm * 30cm * 40cm / 18.11inch * 11.81inch * 15.75inch

call blocking

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