Guitar Pickup Guitto - Guitar Soundhole Double Pickup for Classic Acoustic Guitar GGP-01

Double Pickup - Dual microphones capture the sound details, and the piezoelectric pickup is capable of picking up much wider audio frequency EQ Adjustment Function - Catering to different guitars and offering the optimum sound effect. With phase reversal knob, so both plus phase and anti-phase sound effects are available Easy Installation - It features exquisite buckle design, guarantees the pickup to be buckled on the verge of the guitar sound hole firmly, no drilling required, harmless for guitars Minimum Noise - Due to GGP-01’s shielding and strong anti-interference capacity, its background noise is quite small GGP-01 pickup is suitable for 36-42 inches classical and acoustic guitars; Long battery life, can operate for more than 40 hours in a row