Features:
1. EQ 7545R pick-up equalizer system with 4 bands can be easily fitted into your acoustic guitar and it is essential to electrify and amplify it sounds.
2. Under the saddle pickup for acoustic guitar
3. Pre-wired for easy assembly
4. 4 bands plus volume control
5. Supplied with a battery box, Low battery indicator
6. Connecting wire with 2.5mm plug included

Specifications:
1. Presence Control: 12dB at 8KHz
2. Bass Control: 12dB at 600Hz
3. Middle Control: 12dB at 600Hz
4. Treble Control: 12dB at 2.2KHz
5. Frequency Response: 20Hz - 20KHz
6. Power: 9V alkaline battery (Not included)
7. Pickup dimensions: approx. 10.5 x 4.7 x 6cm/4 x 1.9 x 2.4inches (L*W*H)