link to Bluetooth Tube Amplifier Stereo Receiver – 500W Home Theater Audio Desktop Stereo Vacuum Tube Hi-Fi Power Amplifier Receiver w/ 4 Vacuum Tubes, USB Reader, CD/DVD Input, Subwoofer Output – Pyle PVTA80

Bluetooth Tube Amplifier Stereo Receiver – 500W Home Theater Audio Desktop Stereo Vacuum Tube Hi-Fi Power Amplifier Receiver w/ 4 Vacuum Tubes, USB Reader, CD/DVD Input, Subwoofer Output – Pyle PVTA80

4 VACUUM TUBES: The Pyle Vacuum Tube Hi-Fi Amplifier is perfect for your home entertainment system. Gives you 500W peak power w/ 4 vacuum tubes. Proven to sound better than regular amplifiers because...

link to INFI Audio Hybrid Class AB Tube Amplifier Power Amp with Bluetooth, Home Audio HiFi Stereo Classic Integrated Amp, AUX, Bluetooth, USB, Optical, Coaxial

INFI Audio Hybrid Class AB Tube Amplifier Power Amp with Bluetooth, Home Audio HiFi Stereo Classic Integrated Amp, AUX, Bluetooth, USB, Optical, Coaxial

100W Hybrid TUBE AMPLIFIER: 35W 4 ohm / Channel& 50W 8 ohm / Channel. Front Panel has independent Treble/ Bass/ Volume adjustment Knob. Supplied with a replaceable tubes.EXQUISITE MATERIALS:...