4 Band Acoustic Electric Guitar Pickup String Instrument Accessories EQ Equalizer Preamp With Volume Treble Middle Bass Control Description -The shell of this product is made of ABS. -Guitar EQ 4 band pickup, with tuning function, volume control, with tuning display, with connection port. -installation steps 1. Detect the pickup and prepare for work 2. Host positioning, open the host hole 3. Drilling nail holes 4.
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