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Product Description Do you know what a signal booster is used for? The signal booster is used to strengthen the signal. And now what you are viewing is a GSM900 & 3G Dual Band Signal Booster, which possesses fully integrated Dual Band 900MHz and 3G antenna system. Besides including cable loss the powerful amplifier can enable up to 85 dB of signal gain. And the consistent coverage footprint can be ensured by adjust the power levels automatically as needed. Beside this device has the ability of intelligent signal processing and real time adaptive operation, and auto-Trac LED diagnostics displays aid install and operation. What’s more, based on the patented algorithms and adaptive processing, this product will not interfere with other wireless frequencies or radio devices and has been approve by CE. This one is rarely suitable for Meeting rooms, a small supermarket, small shopping malls, offices, private car, public security system, large-scale plant and so on. More specifications are at jammerall, if you want to buy one to make you signal stronger, this one is a good choice. And we will offer the high quality one for you at the best price. Specification : Frequency range : -Up link:GSM 890-915/3G 1920-1980(MHz) -Downlink:GSM 925-960/3G 2110-2170(MHz) Gain(dB) : -GSM/3G 65/53 -GSM/3G 70/58 Gain adjustable range:MGC≥30dB Output power(dB):≥20 Pass band ripple:GSM/3G 4dB/15dB Guard band rejection:GSM/3G (BW-60dB)≤42 MHz (BW-70dB)≤45 MHz / (BW-58dB)≤104MHz (BW-70dB)≤107 MHz I/O impedance:50?/N Connector I/O return loss:≤-10dB Noise figure:≤-8dB Inter-modulation attenuation:(Po=13dBm)≥40dBc Transmission Delay:≤0.5us Ambient temperature:-10℃～50℃ Power supply:AC110～220V±10% 45～55Hz Size:158mm*136mm*37mm Product weight:1.6kg Reliability:To the GB6993-86 standard Electromagnetic compatibility:To the ETS300 694-4 standard Color:Pearl White 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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