Portable UHF Wireless Microphone

Feature: Wireless handheld microphone system(1 Receiver + 2 Microphones) for karaoke, party, DJ, business meetings, speech or other outdoor and indoor activities. High pick-up sensitivity and excellent tone quality make your speaking or singing more smooth and clear. The mini receiver with built-in rechargeable Li-on battery supports working time up to 6 hours; the microphone powered by 2pcs AA batteries, can be used continuously up to 10 hours. Wireless transmission distance is up to 50 meters; the system is designed with 25 selectable frequencies, press the "High/Low" button to change the frequency, the receiver will pair with transmitter frequency automatically. Comes with a 6.35mm to 3.5mm plug adapter, two mic anti-wind foam caps and 2 rubber rings for your convenient use. Specification: System -- Modulation Mode: Digital Frequency Modulate Carrier Frequency: UHF Preset Frequencies: 25 (Auto Pairing) Frequency Response: 75Hz-18kHz ± 3dB Max. Deviation Range: ± 50kHz (with level limiting) T.H.D.: ＜1.0% S/N: ＞98dB Working Range: Up to 50m RF Carrier Stability: ± 0.005% (-10℃-50℃) Wireless Receiver -- Power Supply: Built-in Li-on Rechargeable Battery (500mA) Battery Life: Up to 6 hours Recharging Time: About 1 hour (5V/1A) Item Size: 9.4 * 3.1 * 2cm / 3.7 * 1.2 * 0.8in Item Weight: 36g / 1.3oz Handheld Microphone -- Sound Cartridge: Dynamic Carrier Frequency Power: 30mw Power Supply: 2pcs AA Batteries (not included) Working Time: Up to 10 hours Item Size: 25 * 3.8cm / 9.8 * 1.5in Item Weight: 255g / 9oz Package Size: 30.2 * 19.6 * 6.3cm / 11.9 * 7.7 * 2.5in Package Weight: 807g / 28.5oz