Mipro ACT-580T 5.8 GHz - Digital 5.8 GHz pocket transmitter; Frequency range: 5725 - 5850 MHz; 4-pin mini XLR input with screw cap. Mini-XLR input with screw cap, input impedance for microphone and guitar (high/low) as well as input sensitivity of the microphone used adjustable (5 levels: +12dB to -12dB), 3.5mm mini jack socket for connecting an external mute switch Mipro MJ-70 (optionally available), backlit LCD display shows channel, gain, RF output power, mute, battery status as well as lock and error information, Power supply via 2 x AA batteries or 1 x 18500 Li rechargeable battery (included), USB-C connection for charging the battery in the housing, operating time up to 12 hours, incl. rechargeable battery, USB-C charging cable, weight Battery, USB-C charging cable, Weight: 82 g