4w signal booster for 1420 1470mhz

{"cid":"91222756","title":"Professional HS142036 4W Signal Booster for 1420-1470MHz Band Boost Wireless Connectivity","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/79\/bf\/98e13e2d5b00731b518c84c3374d-200x200-1.jpg","attrs":{"Price":"$21","Brand Name":"SZHUASHI","Model Number":"HS142036","Minimum Order Quantity":"2 Pieces","Delivery Time":"2-5 work days","Place of Origin":"Jiangsu, China","Payment Terms":"T\/T","Packaging Details":"Carton","Supply Ability":"10000PCS\/Month","Product name":"Signal Booster","Frequency Range":"1420-1470MHz","Receiving Gain":"10dB\u00b11","Operating Ambient Temperature":"-20\u2103~+70\u2103","Operating Humidity":"<95%RH","Product Size":"76.5mm*34.5mm*13mm"}}