Features Professional Live Sound Card This sound card has multiple functions, 6 sound modes, various sound effects, can control the unit independently. Noise Reduction: Built-in dual DSP noise reduction chip processor, effectively filtering interference, blocking external noise, more delicate sound processing and better sound effect. Universal Use Our live sound card supports 99% of live singing software applications on the market, compatible with most mobile phones and computers. Bluetooth function: supports Bluetooth connection, wireless accompanying transmission, no longer limited by wire. Avoidance function: actively block background noise when talking, avoid interfering with normal communication. Phantom Power Output: supports 48V phantom power output, which can be directly connected to a phantom power microphone. LED Display Screen: with cool breathable lights, various operations of the sound card will be returned to the LED display screen in real time, the working status is clear at a glance. Specification: Item Type: Live Sound Card Material: ABS Model: M3 Channel system: dual channel Output Sample: 44.1KHz Sampling resolution: 16bits Battery: 1 x Li Ion 18650 3.7V 1800mAh battery (built-in) Package list: 1 x Live Sound Card 1 x Charging Cable 2 x Audio Cable 1 x Manual Package List 1 x Live Sound Card 1 x Charging Cable 2 x Audio Cable 1 x Manual