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Fosi Audio BT20A Pro TPA32552 Bluetooth 5.0 Class D 2.0 Channel Hi-Fi Amplifier

By |July 23rd, 2026|

Store CategoriesStore CategoriesMono Amplifiersubwoofer amplifierOtherFosi Audio BT20A Pro 300W x2 TPA3255 Bluetooth 5.0 Home Audio Stereo 2 Channel Amplifier Receiver Mini Hi-Fi Class D Upgraded Integrated Amp for Speakers with Bass Treble Control Product Description Features: 300 Watts x2 Power Output: Provided by the TI TPA3255 chip which features an advanced feedback design and proprietary high-speed gate driver error correction. In addition to excellent audio performance, TPA3255 achieves both high power efficiency and very low power stage idle losses below 2.5W. High Efficiency: A significant upgrade from the BT20A amplifier. There're two plug-ins NE5532 Op-Amps can be replaced by MUSES02/OPA26041P/OPA2134PA Op-Amps etc. To create a different sound quality. SNR≥108dB; THD≤0.005%. Upgraded Bluetooth 5.0 connectivity: By pressing and holding the volume control for five seconds, the Bluetooth pair can be cleared. In addition, it has a Bluetooth memory function, so it can be easily paired the next time. It also receives an alert tone. Sound Control: With its unique design, the BT20A Pro amplifier for home audio has a wide range of bass and treble controls. Alternatively, you can turn the treble and bass effects to a middle point to listen to the original sound without effects. Specifications: Model:BT20A PRO Output Power:300Wx2 @4Ω Terminating Impedance:2-8Ω Input Mode:Bluetooth + RCA Output Mode:Passive Speakers + Pre-out Frequency Range:20Hz-20kHz(±1.2dB) THD ≤0.005% SNR ≥108dB Chip Set:TPA3255 Bluetooth Transmission Distance:Up to 50Ft Bluetooth Transmission Format:SBC/AAC Device Dimension:5x5x1 inches DC Input Range:24-48V Power Supply:32V 5A What‘s in the box? BT20A Pro Power Amplifier x 1 Bluetooth Antenna x 1 32V 5A Power Adapter x 1 AC Cord x 1 User’s Manual x 1 Copyright © 2023 Dianxiaomi

Fosi BT20A PRO Amplifier HiFi Class D Bluetooth 5.0 Home Stereo + Banana Plug*4

By |July 23rd, 2026|

Compared to the standard BT20A, the BT20A Pro features improved circuit design and higher overall efficiency. Model: BT20A Pro. BT20A Pro Power Amplifier ×1. Amplifier Boards. Car amplifier. 4CH Amplifier.

Fosi Audio BT20A Pro Audio Amplifier Bluetooth Home Stereo HiFi Class D 48V/32V

By |July 23rd, 2026|

The Fosi Audio BT20A Pro Audio Amplifier is a high-quality home stereo HiFi amplifier that delivers powerful sound with a frequency range of 20Hz-20kHz. With a DC input range of 24-48V and an output power of 300W x2 @4Ω, this amplifier is designed for optimal performance. It features Bluetooth 5.0 connectivity, RCA inputs, and banana speaker jacks for versatile audio integration. The sleek blue design, along with the 32V 5A power supply, makes it a stylish and efficient choice for any home audio setup. With a manufacturer warranty of 2 years, the BT20A-PRO is a reliable option for those seeking premium sound quality.

Fosi Audio BT30D Mini Bluetooth Audio Receiver Amplifier 2.1 Channel Amp 100W

By |July 23rd, 2026|

Model: BT30D. 1 BT30D Amplifier. Supports wireless playback from Bluetooth devices, Bluetooth 5.0 wireless music streaming technology with external antenna make a transmission distance of more than 15m/49ft.

Fosi Audio BOX X3 MM Turntable Amp Bluetooth 5.0 Hi-Fi Tube Phono Preamplifier

By |July 23rd, 2026|

• Fosi Audio BOX X3 is a mini stereo Bluetooth 5.0 Hi-Fi tube. Fosi Audio BOX X3 1 Bluetooth Antenna 1. PHONO PREAMP. • Compact ultra-low noise phono turntable preamp that. converts phono signals to line level signals.

Fosi Audio DC Power Filter Eliminates High-Frequency Noise

By |July 23rd, 2026|

Advanced Cooling: Utilizing Fosi Audio's pioneering full-body heat dissipation design, the TPA3255 amplifier chip is placed at the bottom and tightly integrated with the chassis, allowing heat to be effectively dissipated through the casing.

Fosi Audio DS2 USB C to AUX Headphone Amp DAC Dongle Dual Output DSD256 Jack NEW

By |July 23rd, 2026|

Fosi Audio DS2 USB C to AUX Headphone Amp DAC Dongle 3.5mm Jack Audio Adapter US. Upgraded Version: A new generation USB-C portable headphone DAC and amplifier, supporting up to DSD256 and PCM 32bit/384kHz decoding for a high-resolution sound reproduction.

Fosi Audio Box X5 Phono Preamp for MM&MC Cartridge Turntable 4-Level Gain Solid

By |July 23rd, 2026|

A:The BOX X5 is a phono preamp with a higher amplification gain than a regular preamp, thus it is not suitable for use as a standard preamp. PHONO PREAMP. Audiophile-Grade Components: This preamp utilizes a variety of materials such as 2% Precision Polyester Film Capacitors, Green Sleeve Copper Lead Audio Capacitors, 0.1% High-Precision Film Resistors, OPA1612 Op-Amp, Gold-Plated RCA Jacks, and more.

Fosi Audio TB10D 100W 2 Digital Amplifiers TPA3255 Class D AmpS 2!

By |July 23rd, 2026|

A pair 2 Two, w two power supplies, plays my towers at 100db! I can't imagine anyone not enjoying the small form factor.

[Pre-sale] Fosi Audio V3 Mono Power Amplifier PFFB 3255 Monoblock Class D Amps

By |July 23rd, 2026|

Store CategoriesStore Categories2.0 Channel Amps2.1 Channel AmpsPreampsHeadphone AmpsSubwoofer AmpsDACBluetooth AmpsAmplifier BoardsHot saleChristmas limitedPreampAccessoriesSpeakersOtherV3 mono stereo audio component mini power monoblock amplifier 2 channel amplifier single channel 2/2.1/3/4/5 channel class d amp tpa3255 for home theater desktop outdoor bookshelf Tower floorstanding passive speakers ZA3 Product Description NOTE: It is Pre-sale, the Start shipping time:8th Aug. While you're waiting, we'll send you a mysterious gift. About this item Mini Monoblock Amplifier: Crafted for HiFi audiophiles, the V3 Mono allows you to drive a single passive speaker with one amp, delivering up to 240W @4Ω of rated power. It offers the flexibility to build your home audio 2/3/4/5-channel system effortlessly. The V3 Mono can serve as a power amplifier for multi-channel AVRs, complementing the output power to easily drive high-power speakers in home theater systems. Innovative Cutting-Edge Technology: Fosi Audio has achieved a technological breakthrough through independent research and development by applying PFFB (Post-Filter Feedback) technology to the V3 Mono for the first time. This effectively overcomes the common load dependency issues of Class-D amplifiers, improving distortion and enhancing frequency response, thereby significantly enhancing sound quality and performance. Audiophile-Grade Components: The V3 Mono incorporates the high-end TPA3255 Class-D amp chip, paired with well-known components such as Japanese Nichicon filter capacitors, ELNA capacitors, German WIMA capacitors, and Japanese Sumida inductors, etc. Additionally, it features an upgraded four-layer PCB. This combination not only ensures high power output but also achieves a THD as low as 0.006%, a SINAD of 101dB, and an SNR of 123dB. As a result, the fidelity and quality of the audio are assured. Advanced Cooling: Utilizing Fosi Audio's pioneering full-body heat dissipation design, the TPA3255 amplifier chip is placed at the bottom and tightly integrated with the chassis, allowing heat to be effectively dissipated through the casing. Coupled with dual side ventilation holes that enhance internal airflow, this ensures the V3 Mono can deliver stable, high-power output over extended periods. User-Friendly Design: Supports both XLR/¼" TRS balanced and RCA single-ended(with gain selection) inputs, with an easy toggle switch for selection. Additionally, it features an auto power/signal sensing mode to enhance energy efficiency. You can also customize your preferred sound signature by replacing the stock NE5532 op-amps, supporting DIP8 dual discrete op-amps such as Sparkos SS3602, MUSES02, OPA2604, Burson V5i, V6, V7, and more. Continuation of Co-Creation Engineered for Audiophiles - Optimal Choice for Home Audio Systems In 2023, following the launch of the V3 stereo amplifier, we received numerous valuable suggestions and feedback from our global audio lovers. We listen intently, record diligently, and develop with dedication, ultimately striving to transform your suggestions and ideas into reality—the V3 mono. Input: RCA, XLR, ¼" TRS; Output: Passive Speaker (supports banana plug or bare wire connection) SINAD: XLR--101dB; RCA--93dB; SNR: ≥123dB Rated Power Output: 48V/5A 240W@4Ω; 32V/5A 100W@4Ω Specification: Power : 48V5A--240W Frequency response: 10HZ-30KHZ(±0.06dB) Terminal impedance: 2-8Ω Input sensitivity: 860mV Distortion: 0.006% Noise: 31uV Gain: RCA: 25dB,31dB; XLR: 20dB SNIAD: RCA:93dB; XLR:101dB Signal input mode: RCA/XLR Power amplifier chip: TPA3255 Package including:Need you choose V3 Mono amplifier X1 48V/5A power supply X1 Copyright © 2023 Dianxiaomi