- 【Converts Phono Signals】: Compact ultra-low noise phono turntable preamp that converts phono signals to line level signals. Designed with grounding post to protect your turntable.
- 【Features Power Switch & 3.5MM Headphone Output】: The unique power switch button design is very convenient to use. You can enjoy high-quality music with headphones through the 3.5 mm headphone output. Note: RCA line output and AUX headphone output can be output simultaneously.
- 【3.5MM / RCA Output】: BOX X1 supports MM turntable input, 3.5MM headphone output and RCA line output for powered speakers. Note: You can connect a power amplifier through the 3.5MM or RCA output, then connect the passive speakers.
- 【MM Phono Preamplifier & DC12V Power Adapter】: Output Voltage Level: 2V max (P-P) at 10K Ohms, SNR: 70dB, THD: ≤0.08% @ 1kHz and 3mV, Frequency Response: Standard RIAA. Equipped with DC12V high quality power supply.
- 【What You Get】: BOX X1 phono preamp x1, 12V power adapter x1, User manual x1, 24 Month global warranty, and 24-Hour quick customer service.
Product Description
Leading Hi-Fi Amplifier Brand
Our Story
Fosi Audio was founded with a simple goal: Build products that bring people soft clear and warm sound. We design, produce, and sell many kinds of Hi-Fi audio products on the market to meet different people’s needs. We pursue the perfect music journey like you do. Let’s enjoy Hi-Fi music with Fosi Audio audio products.
BOX X1 MM Phono Preamplifier
Product description:
Input interface: MM turntable input, Grounding post input, 12V DC input
Output Interface: 3.5MM headphone output, RCA output
Output: Active(powered) speakers, Headphone, Amplifier
Product Adapter Input Voltage Range: AC 100 – 240V
DC Input Voltage: 12V
Output Voltage Level: 2V max (P-P) at 10K Ohms
SNR: 70dB; THD: ≤0.08% @ 1kHz and 3mV
Frequency Response: Standard RIAA
Product Weight: 0.35lb / 161g
Product Dimensions: 3.94×0.98×2.17 inch
Unique Power Switch ButtonDesigned and assembled by Fosi Audio from high-quality components. Unique switch button design, great warm, smooth sounding phono preamp. | 3.5MM Headphone OutputAudiophile-grade amplification modules offers outstanding performance with its Low-Noise Audio Operational Preamplifiers. Enjoy high-quality music with headphones through the 3.5 mm headphone output. | MM Turntable PreampSuitable for moving-magnet (MM) cartridges. Precise RIAA equalization. This portable mini preamp has stereo RCA inputs and stereo RCA/3.5MM headphone outputs. Connect the turntable to the RCA inputs and ground. | 12V/1.5A Power AdapterHigh-efficiency and energy-saving high-quality power supplies have passed many authoritative certifications for safety tests. |
| Type | Phono Preamp | Phono Preamp with Vacumm Tubes | Phono Preamp with Vacumm Tubes | Phono Preamp with Vacumm Tubes | Subwoofer Amp/Mono Amp | Bluetooth DAC 2.1 CH Amp with Remote Control |
|---|---|---|---|---|---|---|
| Input | RCA | RCA+3.5mm AUX | Blueooth + AUX + RCA | RCA+3.5mm AUX | RCA | Bluetooth 5.0 + 3.5mm AUX + USB + Optical + Coaxial |
| Output | Active Speakers + Headphone | Active Speakers | Passive/ active speakers | RCA+3.5mm AUX | Passive Speakers + Active/Passive Subwoofer | Passive Speakers + Active Subwoofer |
| Treble & Bass Control | ✓ | ✓ | ✓ | |||
| THD | ≤ 0.08% | ≤ 0.1% | ≤ 0.1% | ≤ 0.1% | ≤0.03% | ≤ 0.01% |
| SNR | ≥70dB | ≥ 98dB | ≥ 98dB | ≥ 70dB | ≥106dB | ≥ 105dB |
| Terminating Impedance | – | – | – | – | 4-8 Ohm | 2-6 Ohm |
| Power Adapter | 12V/1.5A | 12V/1.5A | 12V/1.5A | 12V/1.5A | 32V/5A | 24V/4.5A |
| Work Voltage | AC 110V – 240V | AC 110V – 240V | AC 100V – 240V/ DC 12V | AC 110V – 240V | AC 110V – 240V | AC 110V – 240V |
| 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. | 200W | 50W x 2 |
| Type | Bluetooth 2.0 CH Amp | Bluetooth 2.0 CH Amp | 2.0 CH Amp | 2.0 CH Amp | Bluetooth 2.1 CH Amp | Bluetooth 2.1 CH Amp |
|---|---|---|---|---|---|---|
| Input | Bluetooth + RCA | Bluetooth + 3.5mm AUX | RCA | RCA | Bluetooth + RCA + U-disk | Bluetooth + RCA |
| Output | Passive Speakers | Passive Speakers | Passive Speakers | Passive Speakers | Passive Speakers + Active Subwoofer | Passive Speakers+Active/Passive Subwoofer |
| Treble & Bass Control | ✓ | ✓ | ✓ | ✓ | ✓ | |
| THD | ≤ 0.04% | ≤ 0.04% | ≤ 0.04% | ≤ 0.04% | ≤ 0.05% | ≤ 0.04% |
| SNR | ≥ 98dB | ≥ 98dB | ≥ 98dB | ≥ 98dB | ≥ 98dB | ≥ 98dB |
| Terminating Impedance | 2-8 Ohm | 2-8 Ohm | 2-8 Ohm | 2-8 Ohm | 2-8 Ohm | 2-8 Ohm |
| Power Adapter | 24V/4.5A | 19V/4.74A | 24V/4.5A | 19V/4.74A | 24V/4.5A | 24V/4.5A |
| Work Voltage | AC 110V – 240V | AC 110V – 240V | AC 110V – 240V | AC 110V – 240V | AC 110V – 240V | AC 110V – 240V |
| MAX Power Output | 100W x 2 | 50W x 2 | 100W x 2 | 50W x 2 | 160W x 2 | 50W x 2+100W |
