Microphone type: Instrument microphone, professional recording microphone, conference microphone, KTV/performance microphone, gaming voice microphone, home microphone Applicable environments: Home, stage, recording, instrument use, KTV, conference, interview Directional characteristics: Cardioid Color options: [Double black] one-to-two charging/anti-howling/high volume, [Black] one-to-one charging/anti-howling/high volume Built-in battery capacity: 800mAh-1000mAh (inclusive) Signal-to-noise ratio: Greater than or equal to 100dB Frequency response range: 100Hz-20kHz Rated voltage: 2.4-3.7V Battery life: 8-12 hours (inclusive) Transmitter type: Dynamic Built-in battery: Yes Note: Due to different production batches, the colors and styles of accessories may vary randomly; specific requests cannot be guaranteed. Color: Black Material: ABS Package Contents: 1 set * Wireless Dynamic Microphone The package includes only the items listed above; other products are not included. Note: Light reflection and differences in display screens may cause slight variations in the color of the item shown in the picture compared to the actual product. Measurement error allowance: +/- 1-3 cm.