Toy Adult science vacuum tube amplifier

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Product Description ■ Amplifier assembly kit using 4 vacuum tubes.
Comes with 2 stereo speakers and 1 audio cable. Can be used immediately by connecting to external audio equipment.
Battery type that is convenient to carry.
Assembly takes about 30 minutes. No special tools are required.
[Product Details]

Body parts, printed circuit board, 4 vacuum tubes, pin straightener, 2 マルチセルラホーンステレオスピーカー,
audio cable, user's manual.
Batteries used : 2 x D Batteries (sold separately)
* Please note that we do not guarantee the presence or absence of remaining batteries for used products.