1 Bộ Bảng Mạch Khuếch Đại Tai Nghe Diy Kèm Hộp Cho Classic 47 tại Lotte Market

Giới thiệu 1 Bộ Bảng Mạch Khuếch Đại Tai Nghe Diy Kèm Hộp Cho Classic 47 tại Lotte Market

#1Set #Headphone #Amplifier #Board #Kits #DIY #AMP #Module #Kit #with #Case #for #Classic #47
Description:
100% brand new and high quality
Feature:
Made of high-quality materials, durable, firm and has good performance.
Amplifying signal, matching impedance, tuning for more fidelity.
Provides highest audio quality for each headphone even at maximum volume.
Ultra low noise operational amplifier for outstanding audio performance.
It can produce the incomparable sound quality. Easy to install and remove.

Specifications:
Item Type: Headphone Amplifier Board Kits
Material: Acrylic+Electronic Components
Size: 94x55x27mm/3.7x2.1x1.06in
Color: As shown
Working Voltage: DC12V-18V
Plug: outer ring 5.5mm, inner ring 2.1mm
Input polarity: external negative, internal positive
Quantity: 1 Set

Warm Tips:
1.Circuit schematic diagram and installation instructions are attached, and each set is packaged separately.
2.This product does not have power supply.
3.Pay special attention to polarity and voltage in the selection of power supply. Improper selection will burn IC. In addition, noise and ripple size are the key to sound quality.

Note:
Transition: 1cm=10mm=0.39inch
Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Package Includes:
1 Set x Headphone Amplifier Board Kits