... Power,gain 85dB,GSM Cell Phone booster,Cell Phone repeater,GSM 900Mhz repeater 100% guaranty and fast shipping ;Selling point of ... small customers, family, hotel, hotels, basements, car parks, offices and other occasions. Signal strength, simple to install mobile phone signal amplifier ... and Power Adaptor included. You don't need to buy other accessories.Don’t need to buy more accessories. When you ...