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Assembeld HIFI Lossless WM8740+PCM2706 USB DAC Board with Bluetooth Receiver
This is assembeld and tested board
Description:
- with Bluetooth audio receiver + external antenna, 16-24bit 44.1-48K,, USB receiver with PCM2706, support 16bit 44.1-48K output. WM8740 decoding chip, JRC5532 dual opamp, delicate mellow, warm. it also has Line (RCA)output and headphone output interface.
- works voltage AC9V-12V ( can not use DC voltage）
- PCB size: 82mm*110mm
Features
- Bluetooth (BHT) and USB input switch, can be easily connected phones, tablet PCs and other Bluetooth device or computer USB
- USB using a dedicated PCM2706, active crystal 12M
- BHT 4.0 Bluetooth HiFi Receiver Module (I2S signal switching chip 74HC157)
- USB support: 16bit44.1-48k
- Bluetooth support: 16-24bit44.1k-48k, received ≤10 meters.
- Wolfson decoder chip WM8740, has a good musical expression. By many senior European and American audio manufacturers use!
- The filtered output using a dual op amp JRC5532DD. And with op-amp socket, according to their preferences change with different op amp.
- AC9-12V AC input, multiple power supply, (+ - 10V, + 5V, + 3.3V * 2) in terms of dynamics and timbre have a very good performance.
- ON (An Meisen) LM317, LM337, LM7805 three-terminal regulator IC.
Package include:
- Assembeld WM8740 PCM2706 DAC board X 1
