The SHURE's BLX14 provides guitarists and bassists with a low-cost wireless system that delivers high-quality sound, easy setup, intuitive operation, and dependable performance straight out of the box. This wireless microphone comprises the BLX4 single-channel tabletop receiver with inbuilt antennae, which is suitable for portability, with two AA batteries, the device may last up to 14 hours and has a range of up to 300 ft