Feature:1. Dual Microphone, Bluetooth Connection: Sound mixer board supports dual channel microphone, two microphones can be plugged into the reverb to work together. Support Bluetooth wireless accompaniment, open the phone Bluetooth connection, the perfect karaoke equipment.2. Multi Modes: Voice changer sound card with seven color lights, with the music changes, creating a party or bar like ambient effect. 12 modes, 16 kinds of sound effects, so you experience the ultimate pleasure of anchor.3. Multifunction: Sound mixer board with knob design, 12 kinds of electric sound and 20 kinds of warm up sound effects, support the elimination of the original sound, live singing, a key to avoid, real time monitoring.4. Powerful Chip: Recording sound card using a powerful quad core DSP chip, signal stability, good sound quality, no delay, RT noise reduction by 50 percent. 1200 mA high capacity battery.5. A Variety of Live Broadcast: Live broadcast sound card compatible with dual cell phone live, cell phone computer synchronization live, a computer live, computer accompaniment cell phone live, instrument input cell phone live.6. Independent Adjustment, Device Compatibility: Voice changer sound card treble, midrange, bass can be independently adjusted. Support for IOS, for Android devices, cell phones, computers, etc. Game changer sound card is great.7. Wide Application: Live broadcast sound card is perfect for live streaming, podcasting, for YouTube type videos, online games, studio music recording, etc. This sound card is fully compatible with most major operating systems and devices.Specification:Item Type: Sound Mixer BoardMaterial: Plastic, ElectronicsModel: K300Signal to Noise Ratio: 106dBOutput Power: 600MWOverall Power Consumption: 5WRated Input: 5V 2ARecording: 16bit 48KHz, 90dB SNRPlayback: 16bit 48KHz, 100dB SNRDistortion: 0.1%(Recording), 0.005%(Playback)Interface Type:Microphone Connector: 3.5mm x 2 Headset Interface: 3.5mm x 1 Headphone Jack: 3.5mm x 2 Speaker Interface: 3.5mm x 1 Game Interface: 3.5mm x 1 Live Streaming Interface: 3.5mm x 2 Accompaniment Interface: 3.5mm x 1 Otg Interface x 1 Charging Interface x 1Battery Type: Built in 1200mAh Polymer Lithium Battery (included).Package List:1 x Sound Mixer Board2 x 3.5mm Sound Cable1 x Charging Cable1 x Instruction ManualNote:Only 3.5mm microphone input is supported. Power supply and USB microphone are not supported. This is not a professional mixer, but a mixer for beginner and intermediate podcasts.