Little Dot MK III Headphone Tube Amplifier

SEPP (Singled-ended Push Pull) OTL in Class-A
Frequency response: 12 hz~one hundred Khz (-1dB)
THD+N: 0.15% (80 mW @three hundred ohm)
Power Output:
350 mW @ three hundred/six hundred ohm
300 mW @ 120 ohm
100 mW @ 32 ohm
Power Consumption: 30W (228V x 0.130A)
Variable Gain: 3,4,5, or 10x
Recommended Load Impedance:   32 ohm~six hundred ohm
Input Impedance: 50K ohms
Pre-Amplifier Output Impedance: 600 ohm
Pre-Amplifier Gain: 3-10x (also controlled by way of gain switches)
Pre-Amplifier Voltage: 10V RMS
Pre-Amplification circuit includes both motive force and power tubes
Driver Tubes: 2x RTC5654
Power Tubes: 2x Soviet 6H6N (included)
High quality aluminum chassis
Dimensions (Metric): 270mm deep by 175mm wide by 123mm high
Dimensions (English): 10.6 inches deep by 6.9 inches wide by 4.8 inches
Weight: 3 Kg or 6.6 lbs
110-120V or 220-240V depending to your country
1 Year Little Dot Warranty
Delivers a smooth, non-fatiguing sound and not using a hint of dynamic compression or imaging fuzz
Adds in user-tweaking options such as two gain switches to delivery maximum compatibility with all headphones, without reference to impedance or sensitivity
Wider range of motive force tube-rolling, including the EF92, CV131, WE403A/B, 5654, M8100, CV4010, EF95, 6JI in addition to all equivalents to those vacuum tubes
Power Tubes: 2x Soviet 6H6N