JOYO JE-307 Guitar Pickup 5-Band Equalizer Folk Guitar EQ Acoustic guitarra Pickup Preamp Electric Digital Tuner, JE-307 Option:JE-307 It is made of polyester

It is made of polyester material

The reception signal is good

please try it on an inconspicuous area first

the model of the picture is for reference only

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JOYO JE-307 Guitar Pickup 5-Band Equalizer Folk Guitar EQ Acoustic guitarra Pickup Preamp Electric Digital Tuner, JE-307 Option:JE-307 It is made of polyester1. Bass: + 12dB at 80Hz 2. Middle 1: + 12dB at 500Hz 3. Middle 2: + 12dB at 1KHz 2KHz 4. Treble: + 12dB at 3KHz 5. Presto: + 12dB at 10KHz 6. A4 Frequency: 440Hz 7. Tuning Range: 0A(27. 5Hz) 8C(4186. 01Hz) 8. Low Battery light 9. Weight: 72g 10. Dimensions: 57(L)X50(H)X85(W)mm 11. Power: 1 x 9V 6F22 Battery (NOT INCLUDED) Specification: Package Weight One Package Weight 0. 16kgs 0. 35lb One Package Size 10cm * 6cm * 6cm 3. 94inch * 2. 36inch * 2.