Receiver: MIPRO’s Digital Diversity ACT-2400 Series wireless system addresses the industry’s 2.4GHz issues of range, signal stability and channel density. By using an adaptive tracking algorithm, the 2400-Series skips the common Wi-Fi frequencies effectively avoiding interference from most 2.4GHz communication products. Utilizes a 4 frequency hopping spread spectrum technique that avoids any remaining interference. With dual tuner true digital diversity receiving, receiving distance is up to 100 meters (330 ft.) with no signal drop-out. 12 compatible simultaneous channel operation. 24-bit / 44.1 kHz digital audio sampling. Lo-Cut and Flat EQ settings. Adjustable AF gain & RF power output. Half rack single and dual channel systems. Receiver is enclosed in a sturdy metal case. Front mounted antennas. Optional rack mount hardware. ACT-24TC Transmitter: Miniature, sturdy plastic compact design. 3 LEDs indicate battery status and turn red to indicate low battery. LED in the mute/AF button is lit or off to indicate AF status. Connector for optional MJ-70 remote mute fob. One-touch ACT syncs the transmitter and receiver frequency automatically. Selectable impedance for microphone or guitar/line inputs. Mini-XLR input with secure screw lock connector for Lavalier, head worn mics and guitar. These rechargeable transmitters deliver over 10 hours of use on a 4-hour charge. A 25-minute fast charge provides up to 1-hour operation. The included single rechargeable lithium battery can be easily removed or interchanged for charging. The included intelligent battery charger maintains a high charge capacity for up to 600 charge cycles.