Brand Unbranded
Model adapter
Type adapter

Check the listing for details. 7 Band Digital Equalizer Aluminum Alloy Dual Channel Sound Equalizer DC5V-12V. Condition: New. Listed at 39.02 USD. Model Number: Sound Equalizer. Adapting earphones: The constitutes the balanced earphone amplifier of the 47 earphone driver circuit, which can easily drive various earphones with adjustable height. Material: Aluminum alloy.

$23.41
$39.02