【48 DSP Reverb Effects】Through the precision analog circuit signal audio device, it can call up a variety of excellent singing effects, mixing functions, and make the adjustment of the reverberation effect more precise. 【4.0 Wireless Bluetooth】This effector is compatible with smart devices, greatly reducing sound delay and ensuring no loss of sound quality transmission. It has a signal receiving antenna. All-round linear coverage of the signal, stable reception effectively reduces the jamming. It also brings faster and more stable music transmission when faced with more device interference. 【Input】Support 4-way input, AUX audio input, optical, USB and Bluetooth. High-speed USB, fast data transfer speed. It is specially designed to bring a more convenient input experience to match performances and record songs. Digital audio optical interface. The speed of light transmission is highly concentrated, and there will be no adverse conditions such as delay distortion, showing a clearer and more delicate sound quality. 【Easy to Operate】 The high-middle bass, reverb effect and music volume are clear at a glance, allowing you to learn to tune in one minute and easily tune out high-quality sound quality. There is also independent adjustment of music/microphone/reverb to accurately compensate for the lack of sound lines, allowing you to enjoy wonderful music. 【Strong Compatibility】This effector is suitable for computers, laptops, amplifiers, bluetooth speakers, home audio and other equipment. It is suitable for use in many occasions. For example: band performances, parties, karaoke, outdoor performances, weddings, conferences, etc.