Block phone number on cell phone - Cell Phone Amplifier - High Quality GSM 900MHz Cell Phone Signal Booster

Block phone number on cell phone,cell phone blocker Spring,Product Description Features : High-gain linear power amplifier ALC technology Ultra-low noise receive amplifier There is no interference to the base station, after the opening the original system...

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Block phone number on cell phone - Cell Phone Amplifier - High Quality GSM 900MHz Cell Phone Signal Booster
Block phone number on cell phone - Cell Phone Amplifier - High Quality GSM 900MHz Cell Phone Signal Booster
Block phone number on cell phone - Cell Phone Amplifier - High Quality GSM 900MHz Cell Phone Signal Booster
Block phone number on cell phone - Cell Phone Amplifier - High Quality GSM 900MHz Cell Phone Signal Booster
Block phone number on cell phone - Cell Phone Amplifier - High Quality GSM 900MHz Cell Phone Signal Booster
Block phone number on cell phone - Cell Phone Amplifier - High Quality GSM 900MHz Cell Phone Signal Booster

Product Description Features : High-gain linear power amplifier ALC technology Ultra-low noise receive amplifier There is no interference to the base station, after the opening the original system and the base station without the need to adjust parameters Stable and reliable electromagnetic compatibility design The base station does not cause an increase in background noise, but will not lead to a decline in the quality of the base station communications With full-duplex communication mode Technical Specifications : Working system: GSM Frequency range:-uplink: 890-915MHz-Downlink: 935~960MHz Output up:-Up link :18dBm-Downlink: 20dBm Port VSWR:≤1.8DB Noise figure:≤6dB Ambient temperature:-15℃~55℃ Gain:-Up link: Gp≥40dB-Downlink: Gp≥45dB Function:-Power supply LED denote-Export power LED denote I/O impedence: 50Ω/N connector Transmission delay:≤0.5μs Power supply: AC110-240V Coverage area: 60Sqm Size: 170mm×105mm×30mm Accessories : AC adaptor Indoor Antenna Outdoor Antenna Coaxial cable1 (5m) Coaxial cable2 (10m) User manual Note: Please be clear about which frequency you want to boost. You must check your local Mobile Frequency range and choose the booster as per your required Frequency. Please check your country’s Mobile Frequency here. http://worldtimezone.net/gsm.html


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