FX-AUDIO TUBE-03 Tube Preamplifier 6K4 Tube Hi-Fi Tube Preamp with Bass & Treble Control Home Theater Stereo Audio Preamplifier DC 12V (Silver)

【6K4 Tube and NE5532 Chips】 This TUBE-03 tube preamplifier is equipped with triodes 6K4 vacuum tube and NE5532 OP IC. The vacuum tubes give you a different acoustic enjoyment with dynamic, sweet tube sound enjoyment. This 6K4 vacuum & valve tube is replaceable with 6J1, GE5654. OP chip NE5532 can be replaced by AD827JN / MUSE02
【Bass & Treble Control】 The vacuum tube preamplifier has independent bass knob, treble knob, and main volume knob. It ensures more delicate adjustment of music to achieve pleasant sound quality according to your preference. It is a great choice for both audiophile and starters
【RCA Input & Output】 RCA input can connect to smartphone, computer, CD, DVD, MP3, TV, blu-ray players. RCA output can connect to active speaker, or amplifier + passive speaker (can not connect passive speaker directly). RCA cable comes with package
【Premium Material】 Solid and textured aluminum alloy oxidation wiredrawing shell, black immersion gold PCB sheet and gold-plated interface ensures more stable signal transmission, high-temperature resistance. High performance component will bring high quality listening experience, low noise and pure sound
【Packing Lists】 Package includes 1 x tube preamp, 2 x 6K4 tubes, 1 x 12V 1A power supply, 1 x RCA cable, 1 x user manual, 1 x warranty card. Comes with 12-month guarantee.This is a preamplifier, not a power amplifier or phono preamp. Not for turntables or car audio

	TUBE-03 6K4 Tube Preamp	TUBE-03MKII Bluetooth Tube Preamp and Headphone Amp	TUBE-06 6N3 Tube Preamp	TUBE-P1 Tube MM Phono Amp and Headphone Amp
Product Type	Vacuum Tube Preamplifier With Bass and Treble	Bluetooth Vacuum Tube Preamplifier	Vacuum Tube Preamplifier With Bass and Treble	Tube Phono Amplifier with Headphone Amp
Bass & Treble	Yes	Yes	Yes	NO
Bluetooth	No	Bluetooth 5.0	No	No
Headphone Amplifier	No	Yes	No	Yes
Input	RCA(Smartphone, PC/Laptop, CD/DVD)	RCA, BT(Smartphone, PC/Laptop, CD/DVD)	PC-USB, RCA, AUX(Smartphone, PC/Laptop, CD/DVD)	RCA, PHONO(MM) RCA, BT(Smartphone,PC/Laptop, CD/DVD, PHONO)
Output	RCA(Amplifier+ 4-8Ω Passive Speaker or Active Speaker)	RCA(Amplifier+ 4-8Ω Passive Speaker or Active Speaker or 3.5mm Headphone Output)	RCA( Amplifier+ 4-8Ω Passive Speaker or Active Speaker)	6.35 Headphone (16-300Ω), Binding Post 4Ω-8Ω Passive Speaker
Voltage Input	DC power supply 12V 1A	DC power supply 12V 1A	DC power supply 12V 1A	DC power supply 12V 4A
Chip Type	6K4	GE5654	6N3	6J1+6P1
SNR	100dB	100dB	-110dB	-95dB
THD	0.03%	0.001%	0.02%	0.50%