Dual Band 800/900MHz Mobile Signal Booster 2G 4G Cell phone Amplifier 2g 4g Signal Repeater only booster +adapter for home use

Brand Name: ATNJ Origin: CN(Origin) Model Number: JS-DB800/900 Certification: CE Certification: RoHS Frequency:up: 791-821mhz 890-915mhz Frequency: down: 832-862mhz 935-960mhz Coverage: 100--350m2 Gain: 70dB Output: 15-25dB Warranty: 3 years Size: 225*140*32mm AGC ALC Intelligent Function: Done Package Detail: Only Device+ Plug Network: GSM 4G
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