Feature
●The Fosi Audio BOX X3 is a state-of-the-art phono preamp that uses Bluetooth 5.0 JAN 5654W tube technology for superior audio quality. This 2-in-1 preamp serves as both an MM turntable preamplifier and a Bluetooth 5.0 preamp, making it an essential component for the modern audiophile.
●The tube phono preamp improves the audio quality of your MM turntable by converting the phono signal to a more manageable line level, resulting in better sound and increased volume levels for your home audio system.
●Upgrade your home audio setup with the BOX X3 Bluetooth 5.0 tube preamplifier. With a 3.5mm line input, easily connect your latest devices for wireless Hi-Fi music streaming to powered speakers. Please note that an amplifier is required for passive speakers.
●Experience exceptional sound quality with the BOX X3 phono preamps ultra-low noise performance. Featuring JAN 5654W vacuum tubes, this preamp produces a clean and warmer sound, allowing for perfect replication of your vinyl records music. The built-in phono preamp circuitry is designed with high accuracy and conforms precisely to the RIAA standard, so you can enjoy a flawless listening experience every time.
●What You Get: BOX X3 mm phono preamp x1, JAN 5654W Vacuum tubes x2, Bluetooth Antenna x1, power adaptor x1, user manual x1, our worry-free 24-month warranty, as well as friendly customer service.[Please note that the BOX X3 preamplifier is a Bluetooth receiver only.]
Description
Bluetooth 5.0 5654W Tube Phono Preamplifier
Our Story
Fosi Audio was founded with a simple goal: Build products that sound great and make people want to listen to music every day. We design, manufacture, and market many Hi-Fi audio products. We pursue your perfect music journey. Enjoy Hi-Fi music with Fosi Audio audio products!
Bluetooth 5.0 5654W Tube Phono Preamplifier
Product Parameters:
- Power Adapter: 12V/1.5A
- Voltage Range: 100V-240V
- THD ≤0.1%
- Bluetooth Frequency Range: 600mV(650mV，1KHz)
- SNR ≥70dB
- Input Mode: MM turntable/3.5mm AUX/Bluetooth
- Output Voltage Level: 600mV(650mV，1KHz)
- 2 Channel Power Amp: BT10A, BT20A, TB10A, TB10D, V1.0B, V1.0G, TDA7498E, ZK-1002, ZK-502T.
- 2.1 Channel Power Amp: BT30D, BT30D Pro, BL20A, BL20C, ZK-TB21.
- DAC: Q4, K5 Pro, DS1, DS2. DAC Amplifier: PH04, DA2120A, DA2120C.
- Subwoofer Amp: TP-02, M01-BT, M02, M03, M04.
- Phono Preamp: BOX X1, BOX X2, BOX X3, BOX X4. Tube Preamp: P1.
- Tube Headphone Amplifier: T20, T20X, P2.
- Class AB Amplifier: T3.
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Bluetooth uses the ATS2853 chip, the latest version 5.0, its range is up to 50ft that is very easy to build a 2.0 channel system. The Bluetooth function can ensure higher sound quality and transmission stability. [Please note that the BOX X3 preamplifier is a Bluetooth receiver only.] |
With treble and bass adjustment, the sound is a more delicate, compact, and powerful internal layout. The design of phono preamp BOX X3 brings you different enjoyment. |
The Fosi Audio BOX X3 can be used as a MM turntable preamp or a tube preamp for an amplifier. It is with active speaker output, which forms a 2.0 channel home theater system. Designed with grounding posts to protect your turntable. |
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Perfectly compatible with most audio devices with a 3.5mm AUX output. Such as your tablet, laptop, smartphones, and other audio-playing devices. Make your music hours more relaxed and enjoyable. |
Fosi Audio BOX X3 phono preamp pairs with 5654W vacuum tubes that will provide the best possible audio listening experience. All tubes pass a specialized life test and an audio sound test to get higher durability and life. |
The power supply 12V/1.5A has performances such as short-circuit protection and overload protection. Effectively reduce the impact of AC input and ensure the amplifiers performance and safety. |
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| BOX X1 | BOX X2 | BOX X3 | BOX X4 | T20 | P3 | |
| Customer Reviews |
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| Price | $39.99 | $69.99 | $79.99 | $89.99 | $89.99 | $79.99 |
| Type | Phono Preamp | Phono Preamp with Vacumm Tubes | Phono Preamp with Vacumm Tubes | Phono Preamp with Vacumm Tubes | Bluetooth Tube 2.0 CH Amp | Headphone Amp +Preamp |
| MAX Power Output | Note: It cannot be directly connected to passive speakers, but can only be connected to active speakers or amplifiers. | Note: It cannot be directly connected to passive speakers, but can only be connected to active speakers or amplifiers. | Note: It cannot be directly connected to passive speakers, but can only be connected to active speakers or amplifiers. | Note: It cannot be directly connected to passive speakers, but can only be connected to active speakers or amplifiers. | 50W x 2 | Note: It cannot be directly connected to passive speakers, but can only be connected to active speakers or amplifiers. |
| Input | RCA | RCA+3.5mm AUX | Blueooth + AUX + RCA | RCA+3.5mm AUX | Bluetooth + RCA | Bluetooth + RCA |
| Output | Active Speakers + Headphone | Active Speakers | Active speakers | RCA+3.5mm AUX | Passive Speakers + Headphone | RCA + 3.5mm Headphone + AUX |
| Treble & Bass Control | x | x | ? | ? | ? | ? |
| THD | ≤ 0.08% | ≤ 0.1% | ≤ 0.1% | ≤0.1% | ≤ 0.04% | ≤ 0.02% |
| SNR | ≥ 70dB | ≥ 98dB | ≥ 70dB | ≥70dB | ≥ 98dB | ≥103dB |
| Terminating Impedance | - | - | - | - | 2-8 Ohm | - |
| Power Adapter | 12V/1.5A | 12V/1.5A | 12V/1.5A | 12V/1.5A | 24V/4.5A | 12V/1.5A |
| Work Voltage | AC 110V - 240V | AC 110V - 240V | AC 100V - 240V | AC 110V - 240V | AC 110V - 240V | AC 110V - 240V |
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