Shure GLXD4+E=-Z4 wireless microphone receiver

6.35 mm (1⁄4-inch) output: 1 | Housing material: ABS | XLR out: 1 | Built-in display: Yes | Channels quantity: 8 channels | Impedance: 50 Ω | Backlight display: Yes | Input voltage: 14 - 18 V | Receiver type: Dual | Antennas quantity: 2 | Radio Frequency (RF) range: 2400 - 5800 MHz | Power supply type: AC | Product colour: Black | LED indicators: Yes | Total Harmonic Distortion (THD): 0.2% | Microphone frequency response: 20 - 20000 Hz | Operating radius: 60 m | Display type: LCD | High density mode: No | Warnings: Avoid contact with water. | Scan features: Channel scan, Group scan | Warnings: Use in accordance with the manufacturer's instructions. | Operating frequency type: Ultra High Frequency (UHF) | Warnings: Do not open the unit housing.