U3 Wireless Microphone Adapter System Transmitter Receiver Microphone Adapter for Audio Mixer Item Name: Wireless Microphone Adapter Material: ABS,Metal Number of Channels: Use up to 20 channels Delay: About 3ms SNR: 110dB Antenna Impedance: 50Ω Frequency Response Range: 20Hz-20kHz Distance: Transmission Distance: About 30m Duration: Stable Endurance of 5 Hours Power Supply: DC5V Battery: Built-in chargable lithium battery Sampling Rate: 24bt48 Kpbs Audio Supports dynamic microphones, connecting mixers and amplifier speakers Supports Mic/Line mode Size: 11cm x 3cm x 2.5cm/4.33" x 1.18" x 0.98" (Approx.) Features: 1. Plug and Play, Power Indicator, Stable Transmission 2. The frequency, battery indicator, and signal strength bar are clearly and intuitively displayed on the LED screen. 3. Built in dual antenna that resist to WiFi and electromagnetic wave, etc., features of anti-jamming and has longer transmission distance(30m). 4. 24-bit/48kpbs high resolution, with Mic/Line two modes to switch from. 5. Strong, stable and fast receiving signal. 6. Small wireless transmitter system, lithium battery inbuilt, plug and play, easy to operate. 7. Support with dynamic microphone and condenser microphone with built-in power supply. 8. Equipped with XLR female to 6.35mm male microphone adapter, compatible with audio mixer, recorder, speaker, PA system, amplifier, etc. Provide stable and reliable wireless transmission. Package Includes: 1x Wireless Microphone Transmitter 1x Wireless Microphone Receiver 2x Power Cable(Not included DC5V Power adapter) 1x User Manual