Stello HP100 Preamplifier/Headphone Amplifier

Features

# Analog Stage: Full Discrete, Class A Push-Pull
# Power Supply: 2 Stage Voltage Regulator
# Carefully Chosen High Quality Components
# WIMA Polyprophylene Capacitors
# JFET Input Stage (Input Impedance - 1 Mega Ohms)
# ALPS Blue Velvet Volume
# Neutrik XLR Phone Jack
# Specially Designed Toroidal Transformer

[Specifications]
# Analog Input - 2 pairs RCA/Unbalanced
# Analog Output - 1 pair RCA/Unbalanced
# Headphone Output - 1 Neutrik XLR Phone Jack
# Gain Selection - High/Low Selectable
# Filter Selection - A(Off)/B(On) Selectable
# Frequency Characteristics - Filter Off : 20~200 kHz, On : 20~20 kHz
# Output Power - 300 mW / 300 Ohms
# Power Requirement - 100~117VAC, 220~240VAC (Switch Selectable)
# Dimensions(WHD) - 212 x 55 x 290 mm, 83 x 22 x 113 inches
# Weight(Net) - 3.5 kg, 8 lbs.