319282 Features: Brand new and high quality The EQ 7545R pick-up whose built-in equalizer system with 4 bands can be easily fitted into your acoustic guitar and is essential to electrify， and amplify their sound. Under the saddle pickup for acoustic guitar. Pre-wired for easy assembly， 4 bands plus volume control. With a battery box. Low battery indicator. Connecting wire with 2.5mm plug included. Look no further， buy it now! Color: Black Material: Plastic + Metal Size: 10.5 x 4.5 x 6cm Cable length: 58cm Power supply: built-in 9V alkaline battery Key functions: BASS LF， MIDO IF， TREB HF， PRES brightness， VOLUME total volume adjustment， indicator BATT Note: The pickup stick with 2.5mm plug included 1 x Pickup 1 x Stick 4 x Screw 1 x Washer 2 x Screw cap 1 x Slab rubber 1 x Tie 1 x Battery