Headphone Preamplifier, Compact Headphone Amplifier, Aluminum Alloy Input/Output

Opened for product confirmation.
Operation has not been tested.

[Multi-Compatibility] Compatible with most low-volume audio sources such as phones, TVs, MP3 players, portable CD players, computers, and video games, boosting the output to the level needed to drive amplifiers or speakers.
[HiFi Sound] NE5532 operational amplifier with pluggable socket design. You can easily replace it with other operational amplifiers to enjoy different sounds, bringing DIY fun to audio enthusiasts. High-quality sealed potentiometer, wide frequency band, excellent dynamic response.
[Compact and Durable] Compact shape, exquisite appearance, compact all-metal design, durable, and can block electronic equipment from electromagnetic interference and noise suppression. Natural sound, warm and delicate, ultra-low distortion.
[Wide Application] Perfect size and functional design for home stereo systems, console or speaker setups, karaoke, recording, parties, live stage events, and many other scenarios where output levels need to be boosted.
[Unique Design] The unique power switch button design is very easy to use. You can enjoy high-quality music with headphones through the 3.5mm headphone output, and it can output line output and AUX headphone output simultaneously.

--------------------------
Immediate purchase is welcome!
Please understand that this is a used item, and that inspection and measurements are done by an amateur.
If you have any concerns, please leave a comment! ✨
Please also understand that we use simple packaging to reduce shipping costs!
#ゆぅなmamshop
↑
Many items available.
We offer discounts for bulk purchases, so please comment!
We will notify you of the shipment via shipping notification after shipping!
--------------------------

Sentt Headphone Preamplifier, Compact Headphone Amplifier Aluminum Alloy Input and Output 3.5MM Headphone for Home Use

3530.392