The Little Dot I+ is a hybrid transistor-vacuum tube headphone amplifier, which combines the smooth, musical sound of tubes with the high output current of transistors. It is specifically designed for driving low impedance headphones that require high current to perform to their full potential.

Features:
Headphone amplifier with hybrid vacuum + transistor tube design.
Incredible sound quality gives you amazing HiFi music experience.
Aluminum alloy housing, very sturdy and durable.
With 6.35mm headphone output and RCA (R & L) input jacks.
Comes with one RCA cable and a 3.5mm to 6.35mm adapter.

Specifications:
Color: Black
Material: Aluminum Alloy
Vacuum Tube: WE408A
Signal Input: RCA Jacks
Signal Output: 6.35mm (1/4") Jack
Frequency Response: 10HZ - 50KHz (-3dB)
Power Output:
150mW @ 300 ohms
300mW @ 120 ohms
800mW @ 32 ohms
Suitable Headphone Impedance: 8 - 600 ohms
Power Consumption: 15VA
Plug: US
Voltage: 110V
Item Size: 9.5 * 16 * 9.7cm / 3.7 * 6.3 * 3.8in
Item Weight: 1100g / 2.4lb
Package Size: 15 * 25 * 15.5cm / 5.9 * 9.8 * 6.1in
Package Weight: 1600g / 3.5lb

Package List:
1 * Amplifier
2 * Tubes
1 * RCA Cable
1 * Power Cable
1 * Adapter
1 * User Manual