This is Douk Audio''s own brand, Nobsound. Nobsound features a low price coupled with high performance in a small, simple package delivering high fidelity, specially designed to provide the audiophile with the performance they deserve. Now we want to introduce you our newest preamp B07719G56B, which suits very well for this amp.
This unit can easily power high-performance headphones including the HD 580, HD 600, HD 650, K 701, K 702, Q 701, and many more. 24~600Ω headphones would be recommended and armature earphones are not suitable.
Package includes: headphone amplifier, 6J9 vacuum tubes (x2), and power supply.
Input and output audio jacks are both 3.5 mm. Please note, package does not include audio cables.
Replacement vacuum tubes include: E180F, 6ж9П, EF861, and 6688. Now we want to introduce you our newest preamp B07719G56B, which suits very well for this amp.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4.9 inch
Height : 3.7 inch
Length : 6.1 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B014FASL1A