Specifications:
Item Type: Mini Stereo Audio Preamp
Input: (L or R) and 3.5mm
Output: (L or R) and 3.5mm and phone
Power Supply: DC 12V
Compatible Input Devices: DVD, CD, set-top box, MP3, TV, mobile phone, computer, tablet, turntable, sound card, guitar, bass, electronic musical instrument, game console, or other devices. Compatible Output Devices: Speakers, subwoofer, sound blaster, reverb, AV receiver, post-amp, headphones, etc.
Internal amplifier circuit compensates for 0dB when the switch is pressed while powered.
Package List:
1 x Mini Stereo Audio Preamp
Wide Compatibility with All Audio Devices: Inputs fit DVD, CD, set-top box, MP3, TV, mobile phone, computer, tablet, turntable, sound card, guitar, bass, electronic musical instrument, game console, or other devices. Output suitable for speakers, subwoofers, sound blasters, reverbs, AV receivers, post-amps, headphones, and more.
Volume Control: The full-metal housing ensures high quality, and features bass and treble controls. It can be used as a preamp or volume controller for PCs, OS X, or other computers.
Easy Setup: No special software, apps, or drivers are required. This is a truly plug-and-play digital audio adapter.
Same Input and Output: This unit uses a NE5532 chip with pre-amplification and pre-amplification. The input and output signals are identical.
Low Power Consumption: Use a high-quality, low-ripple DC power supply. If the input signal amplitude is less than 1V, a 12V power supply is sufficient. If the input signal amplitude is greater than 1V, increase the power supply voltage. The maximum power supply voltage is 24V.