Can be connected to the mobile phone via Bluetooth to play various K song software in the mobile phone, Incoming calls are automatically transferred to mobile phones to private answering DSP integrated processing, simple operation. Intelligent pairing, eliminating complicated operations, DSP intelligent audio processing Elimination of howling. Reverberation effect suitable for various scenes Gain adjustment for high, high and low end of audio Intelligent algorithm for voice cancellation. Intelligent noise reduction Convenient charging ,the microphone can be automatically when it is inserted into the storage box Convenient shutdown ,the microphone will be automatically shut down when inserted into the storage box High quality AUX audio output Long distance FM audio transmission Battery Type:Ni- rechargeable battery Battery specification:Voltage1.2V,current 1200mAh Battery life:8hours BT version:Version5.0 U segment connection:Automatic frequency pairing frequency:500-980MHz The effective distance:10meters AUX audio output: 90dB FM audio transmitter:87.5MHZ,90.1MHz,98.1MHZ Three sections are optional the effective distance is 15 meters Condenser microphone:-47dB high sensitivity Audio delay:Less than 10ms(professional level) NOTE: 1.The microphone should avoid dropping and impacting.Mic top when in use Avoid blocking the top of the microphone and avoid facing the speaker directly at the top of the microphone to avoid abnormal noise 2.Do not store the microphone in a place with high temperature or humidity 3.Pay attention to the positive and negative poles when installing the battery,with the positive pole facing upwards Colour:Black & Silver Material:Metal Package Contents: 1 * Storage Box 2 * Wireless Microphone 1 * Type-C cable 1 * AUX cable 1 * English Manual 1 * Car Charger(DualUSB) 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.