JOYO JE-303 Guitar Pickup 3-Band EQ Preamp Tuner Pickup Equalizer with Tuning Function(Black)

1. Bass: +/-12dB at 75Hz 2. Middle: +/-12dB at 750Hz 3. Treble: +/-12dB at 10KHz 4. A4 Frequency: 440Hz 5. Tuning Range: 0A(27.5Hz)-8C(4186.01Hz) 6. Low Battery Light 7. Weight: 49g 8. Dimensions: 51(L) x 42(H) x 51(W) mm