Tube Preamp
At Fosi Audio, our mission is simple yet powerful: to create products that produce exceptional sound quality and inspire people to listen to music on a daily basis. With a diverse range of Hi-Fi audio products available, we take pride in designing, manufacturing, and selling premium audio gear that aids your journey towards the perfect music experience. Choose Fosi Audio for an unparalleled Hi-Fi music experience.
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Enhance Your Audio with Tube Preamp featuring Controllable Bass and TrebleExperience a significant improvement in sound quality with this preamp! Enjoy a warm and smooth audio experience with exceptional clarity and depth. |
Elegantly Designed Preamp with Intuitive Features for Effortless UseConnect the Fosi Audio P1 with ease to your power amplifier or active speakers, without the need for any software installation or changes to settings. |
Superb Audio Quality with Dual 6K4 Vacuum TubesExperience powerful, dynamic, and sweet tube sound with the Fosi Audio P1 preamp! Utilize any of the following vacuum tube models for optimal sound quality: 6J1, 6AK5, EF95, 5654, 403B, and more. |
P3 | P1 | P2 | BOX X2 | BOX X4 | 5654W tube | |
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Customer Reviews |
4.3 out of 5 stars
105
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4.4 out of 5 stars
669
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4.2 out of 5 stars
3
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4.6 out of 5 stars
2,453
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4.0 out of 5 stars
600
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4.3 out of 5 stars
81
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Price | $79.99$79.99 | $49.99$49.99 | $49.99$49.99 | $69.99$69.99 | $89.99$89.99 | ? |
Type | Headphone Amp +Preamp | Preamp | Headphone Amp +Preamp | Phono Preamp with Vacumm Tubes | Phono Preamp with Vacumm Tubes | - |
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. | Note: It cannot be directly connected to passive speakers, but can only be connected to active speakers or amplifiers. | - |
Input | Bluetooth + RCA | RCA | AUX + RCA | RCA+3.5mm AUX | RCA+3.5mm AUX | - |
Output | RCA + 3.5mm Headphone + AUX | RCA | 3.5 mm + 6.35 mm | Active Speakers | RCA+3.5mm AUX | - |
Treble & Bass Control | ? | ? | x | x | ? | - |
THD | ≤ 0.02% | ≤0.03% | ≤0.03% | ≤ 0.1% | ≤0.1% | - |
SNR | ≥103dB | ≥ 95db | ≥ 95db | ≥ 98dB | ≥70dB | - |
Terminating Impedance | - | - | - | - | - | - |
Power Adapter | 12V/1.5A | 12V/1.5A | 12V/1.5A | 12V/1.5A | 12V/1.5A | - |
Work Voltage | AC 110V - 240V | AC 110V - 240V | AC 110V - 240V | AC 110V - 240V | AC 110V - 240V | - |
BT10A | BT20A | BL20C | BT30D | TB10D | SK01 | |
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Customer Reviews |
4.5 out of 5 stars
3,411
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4.5 out of 5 stars
8,049
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4.5 out of 5 stars
785
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4.5 out of 5 stars
2,462
|
4.5 out of 5 stars
858
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4.6 out of 5 stars
68
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Price | $49.99$49.99 | $79.99$79.99 | $89.99$89.99 | $89.99$89.99 | $79.99$79.99 | $79.99$79.99 |
Type | Bluetooth 2.0 CH Amp | Bluetooth 2.0 CH Amp | Bluetooth 2.1 CH Amp | Bluetooth 2.1 CH Amp | 2.0 CH Amp | Headphone Amplifier/Preamp |
MAX Power Output | 50W x 2 | 100W x 2 | 160W x 2 | 50W x 2+100W | 300W x 2 | 2400mW@32Ω(High Gain); 300mW@32Ω(Low Gain) |
Input | Bluetooth + 3.5mm AUX | Bluetooth + RCA | Bluetooth + RCA + U-disk | Bluetooth + RCA | RCA | 3.5mm line in |
Output | Passive Speakers | Passive Speakers | Passive Speakers + Active Subwoofer | Passive Speakers+Active/Passive Subwoofer | Passive Speakers | 3.5mm line out, 3.5mm/6.35mm headphone jack |
Treble & Bass Control | ? | ? | ? | ? | ? | ? |
THD | ≤ 0.04% | ≤ 0.04% | ≤ 0.05% | ≤ 0.04% | ≤ 0.3% | <0.001% |
SNR | ≥ 98dB | ≥ 98dB | ≥ 98dB | ≥ 98dB | ≥ 90dB | ≥108dB |
Terminating Impedance | 2-8 Ohm | 2-8 Ohm | 2-8 Ohm | 2-8 Ohm | 2-8 Ohm | 16-300 Ohm |
Power Adapter | 19V/4.74A | 24V/4.5A | 24V/4.5A | 24V/4.5A | 32V/5A | - |
Work Voltage | AC 110V - 240V | AC 110V - 240V | AC 110V - 240V | AC 110V - 240V | AC 110V - 240V | USB-C/DC5V |
Amplifying Your Voice, Shaping Our Innovation
Discover Fosi Audio - Your HiFi Solution! Were a tech-driven brand, crafting innovative audio products around the world. Our vision: Affordable excellence for each consumer. Our mission: Redefining HiFi with cost-effective innovations. Join Fosi Audio on this unique audio journey!
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