Experience crystal-clear audio with our wireless microphone! Utilizes UHF technology for easy, cordless remote transmission up to 80m. Enjoy a wider frequency range with less interference, capturing your voice flawlessly. Features precise electronic circuit control for rich, full sound directly from the microphone. Compatible with 3.5mm and 6.35mm female interface devices, with a screen displaying frequency/channel information. Power the USB receiver via USB charger, portable power supply, etc. Perfect for recording studios, karaoke, radio, teachers, live shows, meetings, halls, parties, and more. Item Type: Microphone Material: ABS Receiver Power Voltage: 5V Transmitter Operating Current: < 80mA Operating Current: 80mA (Maximum) Operating Frequency: 265.85mhz (fixed) Sensitivity: -50 +/- 3db (0dB = 1 V/Pa at 1dB) THD: Less than 0.7% Signal-to-Noise Ratio: Over 110 db Delay Time: Less than 5 ms Frequency Response: 40 Hz ~ 15 kHz Power Supply: 2 x AA Battery (Not Included) Operating Temperature: -10-50℃ Includes: 1 x Microphone, 1 x USB Receiver, 1 x 3.5mm Audio Cable, 1 x 3.5mm to 6.35mm Adapter, 1 x Manual