GemTune GS-02 tube amp has a well balanced, colorful tone with strongly defined lows, mids and smooth highs, compatible and can work well with most speakers, specially perfect to play Vocals, symphony, and classical music, definitely a good choice for audiophiles.
Please download the user manual from: https://s3.amazonaws.com/Doctor-001/GemTune+Amp/GemTune+GS-02.pdf
Don t suggest to connect regular headphone jack to amp. Recommend to use Lineout jack.
Specification:
Output Power: 13w*2
Frequency Response: 20Hz-25KHz
Distortion: 1%(1kHz)
Input Sensitivity: 500mV-2000mV
Input impedance: 100Kohm
Output impedance: 8ohm or 4ohm
Signal/Noise Ratio: 90dB
Dimension: 390mm*245mm*145mm
Weight: 14KG
Tubes: 5Z3P*1, KT88*2, 6N8P*2
Package Includes:
1 * GemTune GS-02 Hi-Fi Tube Amplifier
1 * Power Supply Cable
1 * 5Z3P Tube
2 * KT88 Tubes
2 * 6N8P Tubes