Features Pretty Sounds: Natural transition of the triple band connection makes the sound warm and round, ensuring more audio enjoyment. Widely be Used: The Op Amp module can be widely applied to audio mixer, digital to analog converter circuit, audio preamplifiers, and so on. Reliable Performance: The Op Amp module can accurately restore the dynamic changes of rich details and transparent natural music in the sound scene. Convenient to Operate: The double channel dual discrete op amp module has 45pa current input bias and 4.5mv voltage input offset. Easy to Install: Designed to have a compact size and a light weight as well, the easy installation of Op Amp module ca can be quickly finished. Specification: Item Type: Op Amp Module Model: VV8 Amplifier Amplifier Type: Dedicated to audiophile audio.  Number of Amplifier Channels: Dual op amp.  Bandwidth: 6MHz Low Noise: 2.6nv/vhz at 1kHz.  Distortion Low Distortion: 0.000038% at 1kHz.  Bias Current Input Bias: 45pa Offset Voltage and Input Offset: 4.5mv Current Output Channel: 50ma Working Temperature: -40℃-85℃ Package List: 1 x Op Amp Module Package List 1 x Op Amp Module