Description: It is comfortable for you to wear this wireless microphone because it is lightweight. This wireless microphone uses large-capacity battery, which features long standby time. This microphone adopts advanced UHF wireless transmission technology, bringing you high-fidelity and lossless sound effect. It is constructed of ABS material. The length of this wireless headphone is 20cm, width is 15cm and height is 3cm. Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Item Name: Microphone Material: ABS Built-in Battery Capacity: 300mAh-500mAh(Included) Battery Life: 8-12H Signal-to-noise Ratio: Larger Than 70dB Head: Condenser Output Power: Imw Release Power: +1dB-+25dB Gain Adjustable Power Supply Capacity: Built-in Battery 3.7V/35mAh(Included) Maximum Sound Pressure Level: >=130dB (aT1kHzTHD=35dB Features: Intelligent Noise Cancelling, High Fidelity, Comfortable Size Details: 20cm x 15cm x 3cm/7.87" x 5.91" x 1.18"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Wireless Microphone It is comfortable for you to wear this wireless microphone because it is lightweight. This wireless microphone uses large-capacity battery, which features long standby time. This microphone adopts advanced UHF wireless transmission technology, bringing you high-fidelity and lossless sound effect. It is constructed of ABS material. The length of this wireless headphone is 20cm, width is 15cm and height is 3cm. Due to the light and screen setting difference, the item's color may be slightly different from the pictures.