Premium Audio Quality and Versatile Connectivity: The T1 PRO Tube Preamplifier features QCC3040 Bluetooth technology and NE5532P operational amplifier chips, supporting AAC, SBC, APTX, and high-fidelity APTX-HD codecs for exceptional wireless and wired audio connections.

Flexible Audio Adjustments: Equipped with a 5725 electron tube and replaceable NE5532P op-amps, allowing for independent adjustment of highs and lows up to +6dB, delivering detailed and clear sound customization.

Multi-Device Compatibility and Wide Applications: Supports multiple input modes including RCA and Bluetooth, compatible with smartphones, tablets, computers, MP3 players, TVs, and more, catering to various audio sources and environments.

Powerful Output Options: Offers versatile output configurations including active speakers, amplifier and passive speakers setup, or active subwoofer output, accommodating diverse audio system setups for enhanced listening experiences.

Stable and Convenient Design: Compact dimensions and moderate weight make it easy to place and move. Includes a 12V trigger for smart integration with other devices, enhancing convenience and system stability.

Parameters:

Chipset: QCC3040+ NE5532P

QCC3040 Bluetooth: Version 5.1, supports AAC, SBC, APTX, APTX-LL, APTX-HD

Electronic tube model: 5725

Replaceable tubes are: 6J1, 6J2, GE5654, 6J3, 6J4, 6J5, 6*1N, 6AK5, etc.

Operational amplifier chip: NE5532P*2

Replaceable operational amplifier chip: OPA2604, OPA2134, LM4562, JRC5532, etc.  

Distortion: ≤0.23%

Frequency response range: 20hz- 20khz (±1db)

Signal-to-noise ratio: ≥110db

Treble/bass adjustment range: +6db

Input mode: RCA, Bluetooth

Supported devices: mobile phones, tablets, computers, MP3, TVs, etc. This tube preamplifier does not support phono.

Output mode: 1. Active speaker 2. Amplifier + passive speaker, 3. Active subwoofer

Power supply: DC12V

Dimensions: 102*130*33mm (excluding tube height)

Net weight: 440g

Package include:

T1 PRO*1

User Manual*1

6186 Tube*2

Bluetooth Antenna*1