Sell 70dB 2g 3g 4G tri band enhanced mobile phone repeater amplifier with 15M cable best price

Brand: wing light model:EK91-GDW Frequency:900/1800/2100 Output power:20±2dBm Gain:65±2dBm Power Supply:DC 12V 2A Operating temperature:-10℃~50℃ Weight:≤0.8KG Size:210*185*20MM phone signal amplifier product introduction: The product can be used in mountain areas, urban areas, towns, villages in the city, underground warehouses, basements, underground parking areas without signal. The function is to draw (absorb) the stable signal from the outdoor to the indoor, and then amplify and spread the signal to cover the whole effective area, so as to provide stable and high-quality signal for the equipment that needs signal. Please note before purchasing: 1. Please confirm that the carrier base station frequency band of your SIM card is suitable for the effective frequency of the device 2. Please make sure that you can receive the good signal you want to amplify outside your house. 3 ~ 5bar signal can be displayed on your mobile phone (capture at least - 70dB ~ - 90dB). Otherwise, the signal amplifier will not improve your signal