Features Specification Features: 【Superior Sound Quality】The wireless mini microphone boasts a 48kHz/16bit audio recording capability, delivering CD level sound quality. Whether you're recording a podcast, singing, or conducting an interview, you can trust this microphone to capture every nuance of your voice. 【Universal Compatibility】With its USB digital output, this microphone is widely compatible with both phones and computers. No need for additional drivers or software, just plug and play. 【Noise Reduction】Equipped with a built-in DSP chip, our microphone supports one-key denoise. This feature helps to minimize background noise, ensuring your voice comes through clearly and professionally. 【LED Indicator】The microphone features a nixie tube display that allows you to monitor the battery level in real time. No more guessing when your microphone might run out of power. 【Long Operating Time】The microphone comes with a rechargeable storage case that provides up to 16 hours of operating time. This makes it perfect for long recording sessions or all-day events. 【Wide Working Range & Low Latency】With a working range of up to 50m in open areas and a low latency of less than 20ms, this microphone offers you the freedom to move around while maintaining a stable and high-quality audio connection. Specifications: --Transmitter/Receiver Wireless Type: 2.4GHz Antenna: Ceramic Antenna Transmitting Power: 10dBm Sensitivity: -41±3dB Polar Pattern: Omnidirectional Frequency Response: 80Hz-20kHz S/N: 65dB Equivalent Noise: 29dBA Maximum SPL: 100dB Dynamic Range: 71dB Sound Delay: <20ms Sampling Rate: 48kHz Bit Depth: 16bit Battery(TX): Built-in Li-ion 95mAh, 3.7V Charging Time(TX): 2 Hours Standby Time(TX): 8 Hours Net Weight(TX): 9.5g Dimension(TX): 45 * 19 * 18.5mm Net Weight(RX): 4.5g Dimension(RX): 45 * 25 * 8.5mm Working Temperature: 0℃-50℃ Storage Temperature: -20℃-60℃ --Charging Case Battery: Built-in Li-ion Battery 400mAh, 3.7V Charging Time: 2 Hours Standby Time: Once Weight: 61g Dimension: 85.5 * 63 * 29mm Packing List: 2 * Transmitters 1 * Receiver 1 * Charging Cable 1 * Charging Case 1 * Manual Package List 2 * Transmitters 1 * Receiver 1 * Charging Cable 1 * Charging Case 1 * Manual