... to install on wall or pole; Applications:The DCS1800MHz Wide Band Repeater to expand signal coverage of signal blind areas where ... Tourism Regions, Golf Courses, Tunnels, Factories, Mining Districts, Villages etc.Indoor: Hotels, Exhibition Centers, Basements, Shopping Malls, Offices, Packing Lots etc ... RS232 or RJ45 + Wireless Modem + Chargeable Li-ion Battery DCS1800MHz Frequency Wide Band Repeater