Lintratek 5 Band Signal Repeater B28 700 Cellular Amplifier B20 800

Selamat Datang di Toko Kami. - Kami Menjual Produk-produk Import - Produk Dikirim dari Luar Negeri. - Estimasi Kiriman 5-15 Hari. Mohon Menunggu Specification : 15M Gain(dB) : 70dB Model Number : KW20L- 5 BAND Certification : CE,RoHS Output power : 20dBm Five band booster : Improve 5 signal bands at the same time Feature : 5-band / ALC / APC / 70dB / 20dBm Parcel Include : 5-BAND repeater, Power supply 2G 3G 4G mobile signal amplifier : Improve voice call amp; internet signal --------------------------------------------------------------------------------------------------------------------------- Q1: How to choose correct frequency band? A1: Frequency doesn #39;t match, it will not work. Check frequency: 1)Go outside and find a place(roof) that can receive good signal.And choose phone #39;s network type2G/3G/4G which you want to improve; 2)IOS system:call*3001#* gt;serving cell info Samsungsystem:call *# Other method:download APP #34;Cell Mapper #34; to check Q2:Working principle? A2:Outdoor antenna receive signal from basic tower,booster receive the signal,amplify it, and serves as a reply between your phone and signal tower, your phone #39;s signal improve. S o, outdoor signal need to be good enough (at least catch 2-3 signal bars,-75to -80db around),put outdoor antenna in a good signal place and towards the basic tower. --------------------------------------------------------------------------------------------------------------------------- gt; gt; Model Name: KW20L 5-band series gt; Real Shot gt; Easy Installation lt; lt; Step 1 Search a position where can receive good signal(stronger than -70dB). Parallelly installing the outdoor antenna on that location, towards to the base station or cell tower. Step 2 Use coaxial cable to connect the outdoor antenna and the BTS port of signal booster.Another MS port of the signal booster is to connect the indoor antenna. Please ensure all were tightened joints, connected well. Step 3 After finished all parts