This is a great sounding, well-built unit that performs like much more expensive units.

Features:

Superior audio performance

Front panel power on/off switch and LED power indicator

Extremely accurate frequency response

Gold plated RCA jacks for input and output connections

Quality OFC, gold plated RCA interconnect cable included

Sub-sonic filter to reduce deep rumble and wasted amplifier power

All steel case construction with grounding wire terminal

Powered by an external AC/DC power adapter to ensure minimal power supply hum

Phono Solutions Phono Amplifier PS2:

Type:
Standalone MM/MC Phono Preamplifier with Adjustable Gain & Loading

General Specifications:
RIAA Frequency Response: 20-20kHZ, +/- 0.5 dB
Sub Sonic Filter: 7Hz
Gain (MM): 40 dB
Gain (MC): 60 dB (adjustable in 5dB steps via DIP switches)
Sensitivity (MM): 3.0 mV
Sensitivity (MC): 0.3 mV
Overload (MM): 30 mV (20dB)

Input Specifications:
Input Impedance (MM): 47 kOhms / 220 pF (fixed)
Input Impedance (MC): User-selectable via DIP switches (100, 220, 470, 1000 Ohms)
Input Selection: Front panel toggle switch for MM / MC

Output Specifications:
Output Impedance: 600 Ohms
Rated Output: 310 mV
Maximum Output: 3.1 Volts

Performance Specifications:
Signal-To-Noise Ratio: 80dBA (MM), 74dBA (MC)
Total Harmonic Distortion: 0.06%
Crosstalk (20-20 kHz): >55dB

Power & Build:
Power Supply: Internal, regulated linear power supply
Power Consumption: 8W
Dimensions (W x H x D): 215 x 65 x 245 mm
Weight: 2.2 kg
Chassis: Solid aluminium construction