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1900MHz Full Band Signal Booster, Signal Booster for Cell Phone Cell Phone Signal Booster, Mobile Signal Repeater  TE1920 FullBand Mobile Signal Booster  Brief Description: 1900MHz Pico-Repeater is intended to strengthen the signal of  1900MHz mobile phone in the buildings. Ideal for use in areas where the 1900MHz signal is weak to cause Call dropout or Cant connection. The device improves the voice calls and data VOICE GPRS and EDGE (depends of the signal operator). Features: *High system gains. *Full duplex and double-end design, external power supply, and convenient installation. *ALC technology with auto-steady function adopted. *Provide power indication and uplink and downlink indications. *With the amplified linear power, the inter-modulation and spuriousness are suppressed effectively. *The reliability conforms to GB6993-86 standards. *The electromagnetic compatibility conforms to ETS300 609-4 standards. Applicable place: It can be applied in Building rooms there have weak signal of mobile.   Specification: Frequency Range: TE1920 Uplink:1850-1910MHz;Downlink:1930-1990MHz; Gain:(dB) Uplink Gp: ≥65dB;   DownlinkGp:≥70dB; Output Power(dBm):≥20dBm; Pass band ripple PCS≤8dB; Guard band rejection (BW-60dB):≤104MHz;  (BW-70dB)≤107MHz; I/O Impedance: 50Ω/N Connector; I/O Return loss: ≤-8dB; Noise Figure: ≤-8dBm; Inter-modulation attenuation(Po=13dBm): ≤-40dBm; Transmission Delay: ≤0.5μs; Ambient temperature: -10℃-50℃; Power Supply: AC110-220V±10% /45-55Hz; Size: 228mm×106m×33mm Reliability: To the GB6993-86 standard Electromagnetic compatibility: To the ETS300 694-4 standard Function: Power supply LED denote  b) Export power LED denote Package contents: 1 pcs booster 1 set power supply 1 pcs user manual 1 set installation screws     ,

cell phone blocker at school

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