Fosi Audio Discount Codes

MM turntable phono preamp that converts phono signals to line level with clear sound quality. Features both RCA line output and 3.5mm headphone output (both work simultaneously). Includes DC12V power supply and metal aluminum case. Confirm your turntable has an MM cartridge.

A 19V 4.74A power adapter designed for TPA3116, TDA7492P, and TDA7498 digital amplifiers. UL certified with thermal and overload cutoff. Includes 1.2m power cord. Check that you need the 5.5 x 2.5mm plug size (leave a note if you need 5.5 x 2.1mm instead).

Standard audiophile headphone cable crafted for i5 planar magnetic headphones. Features 5N OFC silver-plated wire with braided jacket and gold-plated pure copper connectors for high-fidelity transmission. Dual 3.5mm to 4.4mm balanced connection. Check connector compatibility with your equipment.

Upgraded audiophile cable for i5 planar magnetic headphones with 48-strand super copper wire. Features twisted-braid design combined with anti-vibration weave and gold-plated connectors. Dual 3.5mm to 4.4mm, 1.5m length. Verify connector compatibility before ordering.

A 12V 1.5A power supply adapter with IC scheme and 100% full power protection. Features short circuit, overcurrent, overload, and overvoltage safeguards. About 1 metre cable with 5.5 x 2.5mm DC plug. Confirm plug size matches your device.

Two power adapters in one package. The 24V 4.5A (DC) works with class D amplifiers, while the 16V 1A supplies AC output exclusively for BOX X5. Never mix them up: the 16V is AC only and will damage DC amplifiers. Check which type your equipment needs.

A minimalist three-layer rack made from two acrylic panels and aluminum alloy fittings. No tools needed for assembly. Acrylic panels include mounting holes for optional 12025 fans to improve heat dissipation for amplifiers. Check your component dimensions to confirm fit.

A 1.2m audio cable with 3.5mm to dual RCA connectors. Built with 28-strand fine copper conductor, aluminum foil plus copper braided shield, and PVC jacket with nylon braid. Gold-plated connectors with anodized aluminum housing. Confirm connector types match your setup.

A 32V 5A DC power supply designed for audio amplifiers. Accepts 110 to 240V AC input and includes AC cord in the package. Check your amplifier's voltage and current requirements before ordering to ensure compatibility.

High-quality power supply unit built for Fosi Audio amplifiers like BT20A Pro, TB10D, ZA3, and V3. Delivers up to 10A current with built-in safety features and a compact design for tight spaces. Check your amplifier's power requirements before ordering.

GaN power supply unit designed to fully drive Fosi Audio amplifiers including V3, BT20A Pro, TB10D, and ZA3. Outputs 48V/5A with excellent energy efficiency and exquisite workmanship. Confirm your amp's compatibility and your outlet spacing needs.

Replacement remote control for Fosi Audio amplifiers. Only the black power button version is available now (not compatible with old red button remotes). Check your current remote model (DA2120C or DA2120A) before ordering to confirm compatibility.

MM phono preamplifier with vacuum tubes and adjustable gain levels for high compatibility. Also works as a tube preamp with 3.5mm AUX input. Comes with 2 vacuum tubes, RCA cable, and power adaptor. Compatible with 6K4, 6J1, 6J4, GE5654, 6AK5, and other tube models. Check your cartridge type (MM only).

Next-generation phono preamp with dual functionality as both a turntable preamp and tube headphone amplifier. Converts phono signals with low-noise circuits and grounding post protection. Compatible with 5654W, 6K4, 6J1, and other vacuum tube models. Comes with 2 tubes and DC 12V power supply. Works with 16 Ω headphones.

Compact Bluetooth amplifier with the Texas Instruments TPA3116D2 chip for clear sound. Includes bass and treble controls, 3.5mm AUX input, and a 19V power adapter. Aluminum shell keeps things cool. Check that your speakers match the 2-8Ω impedance before connecting.

High-power stereo amp with dual independent power supply and a built-in silent fan for stable performance. Features PFFB technology, motorized volume control, and a dedicated subwoofer output for 2.1 setups. Qualcomm QCC3095 Bluetooth supports hi-res codecs. Confirm your power needs and speaker impedance match.

Dual TPA3116D2 chips power stereo speakers and a dedicated subwoofer channel. Custom treble and bass knobs plus adjustable cutoff frequency (40-300Hz) let you dial in the sub. Metallic shell with upgraded DC power outlet. Comes with a 24V power supply. Confirm your subwoofer is passive or powered and check impedance.

Class D four-channel car amplifier with JRC/ST op-amps for home audio grade sound in your vehicle. Compact 7.3" x 3.9" x 1.7" size fits under seats. Compatible with 10-16V DC gasoline vehicles. CNC aluminum heatsink and built-in protection circuits. Check your vehicle voltage and available mounting space before ordering.

A USB-C to 3.5mm headphone adapter built with flat ribbon oxygen-free copper conductors that reduce signal loss. The unibody metal ports add durability. Check your device's USB-C audio output compatibility before ordering.

A pocket-sized CD player with half-exposed spinning disc chamber, 3.5mm, 4.4mm balanced, and optical outputs. Built-in battery, Bluetooth streaming, and magnetic back for mounting. Check that your CDs are standard 12cm discs and undamaged for smooth playback.

A portable USB-C DAC and headphone amp with 3.5mm and 4.4mm outputs, supporting DSD256 and 32-bit/384kHz decoding. Metal body with independent volume buttons and memory function. Check that your source device supports USB audio output.

A portable DAC headphone amp with Fosi's spatial audio algorithm that converts multichannel game audio into 2-channel 7.1 surround. Works with stereo sources too for expanded soundstage. Check your game's audio output settings for multichannel compatibility.

Tube headphone amp with two-stage amplification using 5654W and 6Ж4/6Ж8 vacuum tubes. CNC-machined aluminum body houses dual impedance switching, RCA in/out, and 6.35mm/3.5mm headphone jacks. Check your headphone impedance range before ordering.

Mini amplifier with integrated DAC supporting up to five speaker outputs. Built-in power supply, remote control, and tone adjustment make it suited for outdoor speakers, home theater, or bass shaker setups. Check speaker impedance compatibility before ordering.

Accessory bundle for IM4 IEM with high-purity wire cables (one balanced, one with microphone) and a plug-and-play DAC adapter. Anti-tangle design and anti-oxidation gold plating. Check compatibility with IM4 model only before ordering.

In-ear monitor with N52 dual magnet, open-back design, and acoustic damping wool for balanced tuning. Includes three eartip types (Bass, Deep Bass, Balanced) and two sound nozzles (Brass, Aluminum) for customization. Check eartip fit preference before ordering.

The K7 combines a high-resolution DAC with a headphone amplifier for desktop listening, gaming, or music production. It supports balanced and single-ended outputs plus RCA outs for speakers. Dual control knobs and a status display simplify operation. Check that your headphones match the impedance range before ordering.

Luna3 strips away complexity to focus on what matters: a direct path from vinyl to sound. It suits seasoned collectors who want room to upgrade and newcomers ready for a serious turntable. The design pairs quiet mechanics with a classic look. Check compatibility with your phono preamp and cartridge preferences before ordering.

M03 delivers clean power for passive subwoofers or bookshelf speakers. In SUB mode it filters bass frequencies for dedicated sub duty. In PBTL mode it becomes a full-range mono amp. Includes a 32V/5A supply. A higher-wattage PSU unlocks maximum output. Verify your speaker impedance (4 to 8 ohms) before ordering.

This listing bridges the difference between two pricing tiers or covers payment adjustments. Select the quantity needed to match the final amount. European customers should calculate quantity after tax is applied at checkout. Contact customer service if the total does not align before completing your order.