BRZHIFI U30 Bluetooth5.3 Preamplifier HiFi Electronic Tube Amplifier with 2PCS Electronic Tube for GE 5725W

BRZHIFI U30 Bluetooth5.3 Preamplifier HiFi Electronic Tube Amplifier with 2PCS Electronic Tube for GE 5725W

Features:
- The use of vacuum tubes makes music more layered and delicate. The unique front-end amplification technology ensures pure audio signals and precise reproduction of high, medium, and low frequency tones, achieving a high-quality music experience.

- HIFI-U30 is centered around the JAN GE 5654W electronic tube amplifier from the United States. It can effectively add a warm and soft characteristic to audio signals, making the sound sound more intimate and comfortable, especially when playing vocal, string and other music genres, it can give music more emotions and charm.

- The 5654W electronic tube adopts a pluggable design, which has a strong gallbladder flavor and is more durable to listen to. Can be replaced with 6J1/6-meter 1/EF95/6AK5 and other electronic tubes to experience the unique charm brought by different electronic tubes.

- Supports the use of lossless format music players such as MP3/WAV/APE/FLAC, with built-in memory chip for plug and play and memory playback of songs. The interface is diverse and fearless of environmental challenges, supporting USB and TF card input.

- Bluetooth 5.3 + remote control is widely compatible with Bluetooth format and can quickly pair Bluetooth enabled devices. It can be connected to mobile phones, tablet amplifiers, CD players, laptops/computers, etc., achieving high-quality Bluetooth transmission in 5.3.

- Bluetooth 5.3 quick connect technology for smoother transmission
1. Compared to Bluetooth 5.1 version, Bluetooth 5.3 can bring twice the data transmission speed and an 800% increase in data transmission capacity.
2. Using Bluetooth 5.3 can transmit and receive more data at a faster speed.
3. Different working distances: Bluetooth 5.3 has increased its bandwidth (transmission speed) from 1Mbps to 2Mbps compared to Bluetooth 5.1, increasing the transmission distance by four times, which is the theoretical effective working distance of 300 meters. Low power mode is also available.

- A professional intelligent APP developed based on HarmonyOS/Android/Apple systems to achieve more convenient playback functions. You can view and play files from USB/TF cards, audio playback, set playback directories, play loop modes, and more to achieve deeper human-computer interaction. In addition, it also supports remote reading of songs from USB/TF cards through the APP, automatic channel selection, and other functions.

- Independent high and low frequencies and LED indicator lights. Designed with independent gain adjustment knobs for high and low frequencies, the sound quality can be controlled at your discretion. Equipped with a power input channel indicator light, it can display the working status in real time, adding more playability and fun to music.

- Adopting high-end line overall architecture and component design.

Specification:
- Model: U30
- Bluetooth version: HD 5.3
- Supporting protocol: SBC
- Audio input: Bluetooth, AUX, USB flash drive, TF card
- Lossless format support: MP1, MP2, MP3, WMA, WAV, APE, FLAC
- Capacity support: maximum support for 128GB
- USB flash drive/TF card sampling rate: 44.1~48kHz 24Bit
- Frequency response range: 20Hz-20kHz (+3dB)
- Standby power consumption: 6W
- High and low frequency adjustment: ±10dB
- Power supply: 12V 2A DC 5.5x2.5mm
- Product dimensions: 35 x 115 x 107mm (height excluding foot pads)
- Weight: 400g

Package Included:
- 1 x Electronic Tube Amplifier
- 1 x DC12V Power Adapter
- 1 x Pair of Electronic Tubes
- 1 x Bluetooth
- 1 x Remote Control