<ul> <li>One-click noise reduction with 48kHz high-definition audio quality</li> <li>Frequency response range of 20-20kHz for high-quality reproduction of true sound</li> <li>Built-in rechargeable lithium battery provides up to 10 hours of continuous playback</li> <li>Freedom to switch between mono and stereo output modes.</li> <li>Rotating buckle-style windproof cover ensures secure installation and prevents detachment</li> <li>Receiver comes with a buckle for easy replacement of adapters.</li> <li>3.5mm TRS analog output &amp; USB-C,for iOS IP digital output&mdash;widely compatible with cameras, smartphones, computers, and more</li> </ul> <p><strong>Specification:</strong></p> <ul> <li>Transmission Method: 2.4GHz digital frequency band</li> <li>Signal Modulation: digital modulation</li> <li>Polar Mode: omnidirectional</li> <li>Antenna: ceramic antenna</li> <li>Operating Sistance (without obstacles): 100 meters (measured in accordance with FCC standards in an open and interference-free environment.)</li> <li>RF Output Power: &lt;10MW</li> <li>Distortion: &lt;0.1%</li> <li>Frequency Response: 20Hz-20kHz</li> <li>Sampling Rate: 48kHz</li> <li>Bit Rate: 16Bit</li> <li>Signal-to-noise Ratio: &gt;85DB</li> <li>Sensitivity: -42DB</li> <li>Audio Input: TX: built-in microphone <ul> <li>Audio Output: RX: 3.5mm TRS adapter/Type-C adapter/MFi certified IP adapter</li> </ul> </li> <li>Battery Specifications: TX: 3.7V/95mAh; RX: 3.7V/120mAh</li> <li>Power Supply Method: built-in lithium battery power supply/charging box contact charging/Type-C charging hole</li> <li>TX Built-in Battery Life: about 10 hours</li> <li>RX Built-in Battery Life: about 6 hours</li> <li>TX Weight: 12g (with terminal)</li> <li>RX Weight: 15g (with terminal)</li> <li>TX Size: 59x16.2x12.8mm</li> <li>RX Size: 61x18.2x12.8mm</li> <li>Working Temperature: 0℃ ~ +50℃</li> <li>Storage Temperature: -10℃ ~+ 50℃</li> </ul>