Miniwatt N3 Tube Amplifier - Silver Miniwatt N3 A minimalist integrated amplifier with one pair of RCA inputs and a passive volume control to attenuate the output of its enhanced classical tube circuit comprised of a12AX7 (ECC83) twin triode feeding a single EL84 (6BQ5) per channel, and also with our advanced switching power supply to deliver a 3.5 watts output per channel. Power Output: 3.5W+3.5W @ 8 ohms, Response: 30-40Khz (+-1db) Input Sensitivity: 500mV, Signal-to-Noise Ratio: -80dB / 3.5W Dimensions: 130mm (w) x 130mm (d) x 130mm (h) Input: RCA Jacks, Output: Banana Jacks, Comes with 6 foot 7" power cable.