**********NS-08E is a Hi-Fi tube headphone amp. It can offer >=1100mW at 32 and can drive 18~600 ohm headphones & headsets. *****New version adopts 6J3 vacuum & valve tube, which has warmer tube sound and more replaceable tubes. *****Upgrade circuit can ensure lower background noise, more powerful bass and more brilliant treble. *****It can also be used as a stereo preamplifier for other amplifiers and active speakers. For better preamp function, we recommend
NS-10P (ASIN: B07719G56B). *****CNC Aluminum shell with super mini size. Very solid workmanship. Prompt and courteous customer service. 18-month warranty and life technical support. For any questions, please contact us on.