The frequency, battery indicator, and signal strength bar are clearly and intuitively displayed on the LED screen.<br> Built in dual antenna that resist to WiFi and electromagnetic wave, etc., features of anti-jamming and has longer transmission distance(30m).<br> 24-bit/48kpbs high resolution, with Mic/Line two modes to switch from.<br> Strong, stable and fast receiving signal.Small wireless transmitter system, lithium battery inbuilt, plug and play, easy to operate.<br> 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.<br> Number of Channels: 6<br> Transmission Distance: About 30 meters<br> Duration: Stable 6 hours<br> Power Supply: Built in USB charging<br> Delay: About 5ms<br> Sound Dynamic: 110dB<br> Sampling Rate: No 24bit / 48 kpbs audio<br> Frequency Response Range: 20Hz-20kHz<br> Antenna Impedance: 50Ω<br> SNR: 110dB<br> Battery: 3.7V 400mAh Li-ion battery<br> Support Microphone Types: Dynamic microphone and condenser microphone with built-in power supply<br> Colour:As Shown<br> Material:ABS<br> Package Contents:<br> 2 * Micphone Transmitter<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.