XDuoo Mini Stereo Headphone Earphone Amplifier Portable Digital Audio Converter OLED Display Hybrid Tube And Transistor |

XDuoo Mini Stereo Headphone Earphone Amplifier Portable Digital Audio Converter OLED Display Audio Hybrid Tube And Transistor

Main Features:

- Double 6JI tube for pre-amp, making voice sweet and exquisite
- Adopt transistors for class A buffer, so it can easily drive any kind of low resistance earphones with a strong load capacity
- Adopt with high-quality capacitance as the main filter capacitance, making sounds soft and warm, high-frequency and magnificent
- Adopt 12V DC adapter for power supply, through professional boost circuit, make sure the tube is worked at its best condition
- Built-in overvoltage/overcurrent protection, so that it can be prevented damage to the amplifier if the input voltage/current exceeds the limit value
- Built-in mute circuit when turning on the amplifier to avoid pop noise and make sure the tube is worked at its best condition
- Use aluminum-shielded case to prevent external interference noise

Parameter:
- Power source: DC 12V adapter
- Output power: 780mW (32 ohm load)
- Frequency range: 10Hz - 100KHz (+/- 0.5dB)
- Gain: +15dB
- THD+N: 0.1pct (1KHz)
- S/N: 110dB
- Suitable earphone impedance: 16 - 600 ohm

Product weight: 0.3020 kg
Package weight: 0.7940 kg
Package Size(L x W x H): 20.00 x 11.00 x 18.50 cm / 7.87 x 4.33 x 7.28 inches
Package Contents: 1 x Amplifier, 1 x English User Manual, 1 x Power Adapter, 1 x Audio Connector