Get the most out of your cellular signal booster. Digital Antenna’s 2-way global band cellular combiner works on all cellular bands including 4G (600 to 2200 MHz) and allows up to 2 cellular devices to be used simultaneously with a direct connect amplifier or wireless repeater system (also known as cell boosters). Our cellular combiners feature mini-UHF female connectors. Cables sold separately. A 4-way combiner is also available.