<p>The frequency, battery indicator, and signal strength bar are clearly and intuitively displayed on the LED screen.</p> <p>Built in dual antenna that resist to WiFi and electromagnetic wave, etc., features of anti-jamming and has longer transmission distance(30m).</p> <p>24-bit\/48kpbs high resolution, with Mic\/Line two modes to switch from.</p> <p>Strong, stable and fast receiving signal.Small wireless transmitter system, lithium battery inbuilt, plug and play, easy to operate.</p> <p>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.</p> <p>Number of Channels: 6</p> <p>Transmission Distance: About 30 meters</p> <p>Duration: Stable 6 hours</p> <p>Power Supply: Built in USB charging</p> <p>Delay: About 5ms</p> <p>Sound Dynamic: 110dB</p> <p>Sampling Rate: No 24bit \/ 48 kpbs audio</p> <p>Frequency Response Range: 20Hz-20kHz</p> <p>Antenna Impedance: 50\u03A9</p> <p>SNR: 110dB</p> <p>Battery: 3.7V 400mAh Li-ion battery</p> <p>Support Microphone Types: Dynamic microphone and condenser microphone with built-in power supply</p> <p>Colour:As Shown</p> <p>Material:ABS</p> <p>Package Contents:</p> <p>2 * Micphone Transmitter</p> <p>Only the above package content, other products are not included.</p> <p>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.</p>