--- product_id: 292176616 title: "Fosi Audio Box X1 Phono Preamp for MM Turntable Mini Stereo Audio Hi-Fi Phonograph/Record Player Preamplifier with 3.5MM Headphone and RCA Output with DC 12V Power Supply" brand: "fosi audio" price: "¥13131" currency: JPY in_stock: true category: "Fosi Audio" url: https://www.desertcart.jp/products/292176616-fosi-audio-box-x1-phono-preamp-for-mm-turntable-mini store_origin: JP region: Japan --- # 12V DC stable power supply 3.5mm headphone output 35dB gain for rich sound Fosi Audio Box X1 Phono Preamp for MM Turntable Mini Stereo Audio Hi-Fi Phonograph/Record Player Preamplifier with 3.5MM Headphone and RCA Output with DC 12V Power Supply **Brand:** fosi audio **Price:** ¥13131 **Availability:** ✅ In Stock ## Summary > 🎶 Elevate your vinyl game with flawless sound and effortless style! ## Quick Answers - **What is this?** Fosi Audio Box X1 Phono Preamp for MM Turntable Mini Stereo Audio Hi-Fi Phonograph/Record Player Preamplifier with 3.5MM Headphone and RCA Output with DC 12V Power Supply by fosi audio - **How much does it cost?** ¥13131 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/292176616-fosi-audio-box-x1-phono-preamp-for-mm-turntable-mini) ## Best For - fosi audio enthusiasts ## Why This Product - Trusted fosi audio brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Simplicity:** Compact, freestanding design with RCA and headphone outputs for instant setup—no tech headaches, just pure sound. - • **Seamless Vinyl Revival:** Ultra-low noise MM phono preamp converts your classic records into crisp, line-level audio effortlessly. - • **Built to Last & Impress:** Durable anodized aluminum casing blends sleek style with rugged reliability for your modern audio setup. - • **Audiophile-Grade Clarity:** 70dB SNR and ≤0.08% THD ensure your vinyl’s warmth and detail come through with pristine accuracy. - • **Versatile Listening Modes:** Simultaneously power speakers via RCA and enjoy private sessions with 3.5mm headphone output—your sound, your way. ## Overview The Fosi Audio BOX X1 is a high-performance MM phono preamp designed to convert turntable signals into premium line-level audio. Featuring a 35dB gain, ultra-low noise circuitry, and a stable 12V DC power supply, it delivers clear, distortion-free sound with a 70dB signal-to-noise ratio and ≤0.08% total harmonic distortion. Its versatile outputs include RCA for powered speakers and a 3.5mm headphone jack, allowing simultaneous use. Encased in durable anodized aluminum, the compact BOX X1 offers easy plug-and-play setup, perfect for vinyl enthusiasts seeking to upgrade their audio experience with professional-grade clarity and convenience. ## Description desertcart.com: Fosi Audio Box X1 Phono Preamp for MM Turntable Mini Stereo Audio Hi-Fi Phonograph/Record Player Preamplifier with 3.5MM Headphone and RCA Output with DC 12V Power Supply : Electronics ## Features - HASSLE-FREE PLAYBACK - The BOX X1 is an ultra-low noise phono preamp that seamlessly converts phono signals into line-level signals, featuring a grounding post for optimal turntable protection - EXCEPTIONAL AUDIO QUALITY - Equipped with a high-quality DC12V power supply, this MM phono preamplifier offers reliable and stable performance, delivering an output voltage level of 2V max (P-P) at 10K Ohms, an SNR of 70dB, and THD of ≤0.08% @ 1kHz and 3mV, while conforming precisely to the standard RIAA frequency response - VERSATILE CONNECTIVITY - The phono preamp provides MM turntable input, RCA line output for powered speakers, and a 3.5MM headphone output, allowing simultaneous use of RCA line output and AUX headphone output for maximum flexibility - PERFECT INTEGRATION - Designed for vinyl record enthusiasts, this phono preamp ensures accurate sound replication with its built-in low-noise phono preamp circuitry, conforming precisely to the RIAA standard, and encased in a durable black anodized steel case for reliable and rugged audio transmission - WHAT'S INCLUDED - Fosi Audio BOX X1 Phono Preamp x1, 12V Power Adapter x1, User Manual x1 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08TLRPMDC | | Best Sellers Rank | #19,630 in Electronics ( See Top 100 in Electronics ) #11 in Audio Component Preamplifiers | | Brand Name | Fosi Audio | | Customer Reviews | 4.3 4.3 out of 5 stars (1,971) | | Item Dimensions | 7.09 x 5.12 x 2.36 inches | | Item Type Name | Phono Preamp | | Manufacturer | Fosi Audio | | Material Type | Aluminum | | Maximum Supply Voltage | 12 Volts (DC) | | Minimum Supply Voltage | 12 Volts (DC) | | Model | BOX X1 | | Mounting Type | Freestanding | | Number of Channels | 1 | | Package Type Name | Retail Packaging | | Part Number | BOX X1 | | Specification Met | Riaa | | Unit Count | 1.0 Count | | Voltage | 12 Volts | | Warranty Description | 18-month manufacturer | ## Product Details - **Item dimensions L x W x H:** 7.09 x 5.12 x 2.36 inches - **Manufacturer:** Fosi Audio - **Maximum Supply Voltage:** 12 Volts (DC) - **Minimum Supply Voltage:** 12 Volts (DC) - **Voltage:** 12 Volts ## Images ![Fosi Audio Box X1 Phono Preamp for MM Turntable Mini Stereo Audio Hi-Fi Phonograph/Record Player Preamplifier with 3.5MM Headphone and RCA Output with DC 12V Power Supply - Image 1](https://m.media-amazon.com/images/I/61N2wiBdvfL.jpg) ![Fosi Audio Box X1 Phono Preamp for MM Turntable Mini Stereo Audio Hi-Fi Phonograph/Record Player Preamplifier with 3.5MM Headphone and RCA Output with DC 12V Power Supply - Image 2](https://m.media-amazon.com/images/I/61rKopfQ9mL.jpg) ![Fosi Audio Box X1 Phono Preamp for MM Turntable Mini Stereo Audio Hi-Fi Phonograph/Record Player Preamplifier with 3.5MM Headphone and RCA Output with DC 12V Power Supply - Image 3](https://m.media-amazon.com/images/I/71-UnwjFGTL.jpg) ![Fosi Audio Box X1 Phono Preamp for MM Turntable Mini Stereo Audio Hi-Fi Phonograph/Record Player Preamplifier with 3.5MM Headphone and RCA Output with DC 12V Power Supply - Image 4](https://m.media-amazon.com/images/I/717UdBuuD3L.jpg) ![Fosi Audio Box X1 Phono Preamp for MM Turntable Mini Stereo Audio Hi-Fi Phonograph/Record Player Preamplifier with 3.5MM Headphone and RCA Output with DC 12V Power Supply - Image 5](https://m.media-amazon.com/images/I/711PnlKKLVL.jpg) ## Questions & Answers **Q: How to adjust speaker volume (BOX X1)？** A: The speaker volume is controlled through the volume knob on the speakers. **Q: Is the DC input jack center-negative or center-positive (BOX X1)?** A: It is a center-positive connector. **Q: What is the gain (in dB) of BOX X1?** A: The gain of the BOX X1 is 35 dB. **Q: Can this be used with a moving coilcartridge?** A: No,this is a MM phono preamp only. **Q: Can this work with my turntable andheadphones?** A: Yes,The BOX X1 is designed with 3.5MM headphone output. ## Frequently Bought Together - Fosi Audio Box X1 Phono Preamp for MM Turntable Mini Stereo Audio Hi-Fi Phonograph/Record Player Preamplifier with 3.5MM Headphone and RCA Output with DC 12V Power Supply - Tan QY 2RCA to 2RCA Cable 3Ft, Gold-Plated 2 RCA Male to 2 RCA Male Stereo Audio Cable for Home Theater, HDTV, Gaming Consoles, Hi-Fi Systems (3Ft/1M) - Monoprice 1.5ft Premium 2 RCA Plug/2 RCA Plug M/M 22AWG Cable - Black --- ## Why Shop on Desertcart? 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