Microphone type: instrument microphone, professional recording microphone, conference microphone, KTV/performance microphone, game voice microphone, home microphone Applicable objects: home, stage, recording, instrument, KTV, conference, interview Directional characteristics: cardioid Color: [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: equal 100dB Frequency response range:100HZ-20KHZ Rated voltage:2.4-3.7 Battery life: 8-12 (inclusive) Radio : dynamic Whether built-in battery: built-in battery Note:due to different production batches, the colors and styles of accessories are random, and the designation is not accepted. Colour:Black Material:ABS Package Contents: 1 set * Wireless Dynamic Mic Only the above package content, other products are not included. 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. Product Notes: Please allow a little manual errors.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please confirm acceptance before ordering. About Shipping: Please ensure your shipping informations are correct to avoid delivery issues. All orders are shipped within 3 days after payment. Delivery usually takes 8–12 days, The specific delivery time is depend on circumstances. If you have any questions during your purchase, feel free to contact us. We will respond you within 24 hours.