Feature: 3D textured metal mesh cover, high-density sponge. Intelligent noise reduction filters noise, eliminates external interference, and sensitively captures every sound.  From diaphragm, voice coil to magnet design, customized mid-high frequency loudspeaker, low frequency diaphragm, three-dimensional sound.  One key to eliminate original sound, easily switch back and forth between the accompaniment and original sound.  Built-in large-capacity battery, continuous playback for more than 4-6 hours, intelligent standby for 85 hours.  Wirelessly connect to mobile phones or smart TVs, the home becomes KTV in seconds.  Built-in DSP audio processing chip, 4 kinds of magic sound effects. Turn on voice changer with one click.  Dual wireless chorus function: 2 people each have a microphone, which can be connected to the same mobile phone to sing the same song.  Bluetooth mode has low power consumption and energy saving, and the transmission distance can reach more than 10 meters.  Comes with FM radio function, you can listen to popular songs, news, radio stations, stories, etc.  The new K song experience, wireless connection, want to sing and sing.  High-end products, perfect sound quality.  High-quality internal magnetic double speakers, power 5W x 2, dual-amplifier with diaphragm to ensure a more enjoyable music experience The microphone pickup is newly upgraded, and the voice is loud and not distorted.  Battery capacity:1800MA;  Power supply voltage:5V;  Frequency response:100-18KHZ;  Weight:399g;  Power supply mode:built-in lithium battery;  FM radio:88-108HZ;  Color:Black, red, blue, pink;  Speaker:4545 external magnetic;  Function:Bluetooth 5.0, music player, call, built-in FM radio;  Connection method:USB/TF/Bluetooth/audio cable;     Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item.  Because of the manual measurement, the permissible error 1-3cm.     Package Included: 1 x WS-898 Wireless Bluetooth Condenser Microphone (Other products are not included) 1 x Charging Cable;  1 x 3.5mm Audio Cable;  1 x User Manual