A24 Guitar Wireless System Clearer, More Stable. The New Wireless "A24" The U2 Wireless Guitar System, recognized and loved by many guitarists, has evolved further, and the "A24" has arrived. Achieving a clearer and more stable wireless experience. Wireless range is 100 feet (approx. 30m). Compatible with active/passive pickups, it can be used with all types of pickups. When using a guitar or bass equipped with active pickups, simply long-press the transmitter's channel button to easily turn on active mode. The A24 allows you to select from 6 wireless channels. Furthermore, it is equipped with a SMART CHANNEL SCANNER that scans available channels and automatically selects the channel with the strongest and clearest signal. When entering a new venue, simply long-press the receiver's channel button to search for and set the optimal channel. After that, just set the transmitter to the same channel to complete the setup. Even in environments where many wireless systems are mixed, you can concentrate on your playing while maintaining stable communication. A sturdy and compact dedicated carrying case is included, allowing you to safely carry the transmitter, receiver, and charging cable wherever you go. The transmitter and receiver can be charged simultaneously using a dual USB-C cable and any 5V/2A USB power supply. ● Approximately 5 hours of use with a 2.5-hour charge ● Approximately 2 hours of use with a 1 hour and 15-minute charge ● Approximately 1 hour of use with a 30-minute charge All connections typically made with a 1/4-inch cable can be replaced wirelessly. For example, by connecting the A24 transmitter to an instrument or effects pedal, and the receiver to an amplifier, amp modeler, or pedalboard, wireless operation is easily achieved. It is also possible to use two sets in one setting -- configurations such as "set from instrument to effects board" + "set from effects board to amp" are also possible. Case and charging cable included. Thank you for viewing.