Features: 1.One-Click Smart , Of The Background Music Will Be Automatically Lowered When The Anchor Speaks. 2. Tones, Fine-Tuning, Tones Are , You Can Fine-Tune The Knobs To Make The Sound To The Effect You . 3.Intelligent Noise Reduction, With A Of Hybrid Noise Reduction Chip, Al Intelligent Algorithm, Effectively Suppress The Background Noise And Noise Of The Environment. 4. Treble/Bass Adjustment, High-Pitched And Low-Pitched, Knob Adjustment, You Can Adjust The Sound In Detail To Achieve The Effect You . 5.6 Major Live Broadcast Modes, 6 Scene Modes Correspond To Live Broadcast Occasions, Making Your Live Broadcast More Professional And Easy To Deal With. Description: Signal-To-Noise Ratio: 60db Built-In Battery Capacity: 1200mah-2000mah Frequency Response Range: 60hz-15khz Input Voltage: 220V size:25.2 x 15 x 5.5cm Material: ABS colour: As shown Package Contents: 1 x Sound Card, 1 x Live Cable, 1 x Accompaniment Cable, 1 x Charging Cable , 1 x Chinese And English Manual 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.