Features: Tuning knob design, with 12 kinds of electricity sound and 14 warming up sound effects, support elimination of originalsound, live singing, one-button avoidance, real-time monitoring. Powerful DSP audio chip, with stable signal, nice sound quality and without delay. Multifunctional, support BT accompaniment. Elegant texture and workingship, electroplating keys, electroplating knobs, metal spray paint. The outshell is sandblasted with metal paint, scratch-proof, comfortable and delicate hand feeling.Cool fluorescent light of buttons, beautiful in the dark and convenient to use. Real-time monitoring of ear return, live broadcasting the voice of singing, through listening to headphones back to their ears, you can timely adjust the breath and rhythm you want. Support two microphones connected at the same time, highpitch, alto voice and lowpitch can be adjusted independently. Intelligent compatible with phone/computer live broadcast. Specifications: Model: V9 Material: metal Color: black Type: English edition DSP: 32bit Custom effects: four 12th order electronic tone: adjustment Special warm-up effects: 14 types Bsattery: 1200mAh battery(Included) Accompaniment: Bluetooth wireless Accompaniment interface: 3.5mm Instrument interface: 6.35mm Microphone 1 interface: 3.5mm Live interface: 3.5mm Barrel 2 interface: 6.35mm Headphone jack: 3.5mm Game interface: 3.5mm Audio interface: 3.5mm Charging interface: USB Computer interface: USB Power consumption: 220mAh Input: DC5V/1A Size: (Approx)211.5x38x170mm (LxWxH) Package Included: 1 PC x Sound Card 1 PC x Manual 3 PCs x Sound Card Cable Note: 1. Due to the light and screen difference, the items color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.