Mini 5654 Vacuum Tube Phono Preamp Home Stereo Audio Pre-Amplifier Headphone Amp

Price: $129.62
(as of Jul 16,2022 06:55:09 UTC – Details)

Introduction
Douk Audio T4 PRO can be used as a MM phono preamp, a tube audio preamp and a headphone amplifier, powerful function in mini size, specially designed for various requirements of home/desktop audio system.

Warm Tips
1. 3.5mm AUX input with priority, please make sure the AUX cable has been pulled out if want to use MM phono input.
2. Stereo RCA and 3.5mm headphone jack can output at the same time, and the knob also controls the volume of two outputs simultaneously.

Parameters
Brand: Douk Audio
Model: T4 PRO
Audio input: MM phono/turntable / 3.5mm AUX
Audio output: stereo L/R RCA / 3.5mm headphone jack
Output level: 1.5V (input 0.775V)
Max output power of headphone jack: 150mW@32Ω
Matched headphone impedance: 32-300Ω
Input sensitivity: 0.775V
Frequency response: 20Hz-20KHz(±3dB) (AUX IN) / Standard RIAA (phono IN)
S/N ratio: ≥105dB
THD: 0.2%
Dimensions(W*D*H): 95*117*30mm / 3.74*4.61*1.18in (exclude tubes)
Package dimensions(W*D*H): 255*215*65mm / 10.04*8.46*2.56in
Net weight: 330g / 0.73lb
Package weight: 600g / 1.32lb

Packing List
1*T4 PRO Preamp
2*JAN5654 Vacuum Tube
1*DC 12V Power Adapter
1*3.5mm to RCA Cable

Package Dimensions ‏ : ‎ 25.81 x 21.89 x 6.4 cm; 608 Grams
Date First Available ‏ : ‎ 4 November 2021
Manufacturer ‏ : ‎ Douk Audio
ASIN ‏ : ‎ B09KZY8Y2S
Manufacturer reference ‏ : ‎ SUC-T4 PRO

Imported JAN5654 tubes and vintage warm sound: default comes with JAN5654 tubes, improves everything associated with your music such as detail, transparency, immediacy, richness, dynamic, tone etc., much better than 6J1 series especially in human voice. Pluggable tube socket for tube rolling and sound-shaping, easy to pick from and alter the sound signature to one’s preference.
3.5mm headphone output and perfect circuit design: T4PRO also with built-in classic headphone amp circuit(2*NE5532), easily to drive 32-300 ohm headphones. Reasonable and advanced architecture, TI TPA5430 for power management, TL071+JRC2068 phono preamp circuit etc., enjoy HiFi analog sound and first-class design with an unbeatable low cost.
Mini size and excellent performance: all designs full of details, solid aluminum knob, potentiometer for smooth multi-level gain adjustment, grey integrated moulding aluminum alloy shell decorates with special red tube cover and knob, looks vintage and elegant. Compact T4 PRO will give you a different acoustic enjoyment with large dynamic and sweet tube sound even in limited space.