【Upgrade】 AIYIMA T2 6K4 Tube Preamplifier Bluetooth 5.0 with Treble & Bass Control HiFi Audio Preamp for Home Audio Amplifier System with DC12V Power Adapter

Price: $155.98 - $75.99
(as of Apr 30,2023 03:02:07 UTC – Details)

Product Description

Warms 6K4 Vacuum tubes

This Tubes can be replacement to 6J1, 6J2, GE5654, 6J3, 6J4, 6J5, 6*1N, 6AK5, etc.

Because the design has current passing through the tubes, the tube must be fully inserted during use!

Bluetooth and RCA audio input modes selectable

Use Bluetooth 5.0 Version,it can offers high bitrate transfer and supports AAC, SBC, APTX, APTX-LL, APTX-HD,And the RCA input (red/white) is compatible with most audio devices, such as computers,tablets, laptops, phones, TV, CD player, etc.

Dual Channel RCA output

This upgraded T2 tube preamplifier can use for most home audio amplifier(Such as A07),or connect your active speaker directly,Provides you with clean and warms sound!

Dual Channel simultaneous output,so T2 tube Preamp special is that it can output connect to 2 Amplifier devices

Nice buttons design and knobs layout

With Treble Medium Bass Control,It can achieve different sound style.This upgrade T2 is a perfect Tube preamp for your home Audio system,use it can to achieve purer music experience.

Use the NE5532 Dual Op Amp Chip

The op amp chip can be replced to double op amp chip,such as OPA2604, OPA2314, LM4562, JRC5532, etc.

Note:If there is no welding technology, it is not recommended to replace, poor welding will cause noise, which will damage the sound quality!

With DC 12V Power Adapter

This T2 Tube Preamplifier can not be used in cars,turntables ,also cannot be used directly for headphones, passive speakers,pls know it.

Note:To ensure sound quality, please use a good audio cable,Thanks!

Tube Model 6K4(Can upgrade Replaceable) Chipset 6K4+QCC3034+NE5532 Bluetooth Version 5.0, supports AAC, SBC, APTX, APTX-LL, APTX-HD Operational amplifier chip NE5532*2 Distortion ≤0.15% Frequency response range 20hz-20khz (±1db) Signal-to-noise ratio ≥100db Volume adjustment range ±6db Audio Input mode Bluetooth or RCA Audio Output mode RCA Input voltage DC12V

Bluetooth

✓

✓

✓

✓

✓

✓

Audio Input Ways
Bluetooth/3.5mm AUX input Bluetooth/RCA Bluetooth/PC-USB/RCA Bluetooth/RCA Bluetooth/PC-USB/COA/OPT/RCA Bluetooth/PC-USB/COA/OPT/RCA

Bass&Treble control

✓

✓

✓

✓
✘ ✘

Audio Output Ways
RCA(Passive Speaker;Amplifier&Passive Speaker) RCA(Passive Speaker;Amplifier&Passive Speaker) 3.5mm Headphone output/RCA(Passive Speaker;Amplifier&Passive Speaker) RCA(Passive Speaker;Amplifier&Passive Speaker) 3.5mm Headphone output/RCA(Passive Speaker;Amplifier&Passive Speaker) 3.5mm Headphone output/RCA(Passive Speaker;Amplifier&Passive Speaker)

Input voltage
DC 12V DC 12V DC 12V DC 12V DC 12V DC 12V

Work Voltage
AC 110V – 240V AC 110V – 240V AC 110V – 240V AC 110V – 240V AC 110V – 240V AC 110V – 240V

❷ RCA/ Bluetooth Audio input Manual switch mode, Dual Channel RCA output can connect to two amplifier devices,With DC12V/1A power supply(Do not use a power supply exceeding 12V)
❸ Upgraded using the 6K4 tubes design for easy replacement,Designed so the tube can be replaced to 6J1, 6J2, GE5654, 6J3, 6J4, 6J5, 6*1N, 6AK5, etc , soft voice
❹ Build quality is surprisingly solid,Nice touch!The power circuit is completely separate from the audio circuit, Minimizing interference for clear sound
❺ This AIYIMA T2 is a preamplifier. It is not an audio amplifier. It needs to be connected to an powered speaker and a rear amplifier