ADAU1701 Audio DSP Board With Bluetooth Plugin Overview EDSP-1701-24-A is a 2 channel in 4 channel out DSP pre-amplifier module base on ADAU1701 Sigma DSP with customized design and mainly suit for both consumer and professional project. The ADAU1701 is a complete single-chip audio system with a 28-/56-bit audio DSP, ADCs, DACs, and microcontroller-like … Continue reading ADAU1701-2In4Out