Preamplifier NE5532 Stereo Audio Amplifier PCB Board for 4558 LM833 AD827Was£4.15 x 2 Price:£4.15 x 2. This is a preamplifier NE5532 board and it can replace 4558, LM833, LT1057, AD827, OPA2604. 2 Pieces NE5532 Board.
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