Dużo pozytywnych opinii na forach internetowych zagranicznych. Oprócz wzmacniacza słuchawkowego jest wzmacniaczem zintegrowanym. W stosunku do tranzystorowych wzmacniaczy słuchawkowych według mnie ten dodaje jeden wymiar dźwięku więcej. Mega wzmacniacz , szczerze polecam. Cena bez adaptera i lampy 6SL7GT, w cenie lampa od producenta, nowa.

Urządzenie zapakowane w oryginalny karton .

Technical parameters of the tablature Q-3 Rated Power ----------------------- 2 x 5W (4RMS 1KHz) Distortion ------------------------- 1% (1W) Frequency response ----------------------- 20Hz - 20KHz ( 1dB) SNR ------------------------- 66dB (bandwidth) Crosstalk attenuation ----------------------- 35dB (1KHz) input sensitivity --------------------- 250mV input impedance ----------------------- 20K Overload source electromotive force --------------- 10V Headphone output part: Maximum no-load output voltage: 4.5V (RMS) Load impedance range ------------------ 12 --- 1000 Power supply voltage ------------------- 220V 10% 50Hz 30W Dimensions ----------------------- 170142115 (mm) Net weight ----------------------------- 1.64Kg / pcs Gross weight---------------------------- 2.5kg / pcs Very good for bass, Atreble, medium frequency and bass are perfectly balanced. There is a selector switch to select headphone amplifier output or built-in amplifier output. Headphones or built-in amplifier output will not work at the same time. Wide impedance headphone amplifier, Q-3 organic combination of traditional audio amplifier and headphone amplifier complements each other. If the selection of high-end headphones, the low end of the earplug can be directly accessed LINE OUT output if the amplifier circuit is consistent with a wide range of resistance from 60-300 ohms. Look for a quiet and deep mini body while listening to the wit of the warm light of the Desktop HIFI. A unique case in front of a quiet environment and quiet heart, all casual peace of mind. Desktop HIFI audio originality, personality, sophisticated, super mini HIFI sound creative idea has always been claim the same music music. Beautiful, flattering and easy to use design principles never go wrong Compare to similar items