Fosi Audio
Showing all 15 results
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Preamplifiers
Fosi Audio Box X5
Technical Specifications
Parameter Specification Cartridge Support MM & MC Input RCA Output RCA THD ≤ 0.009% Signal-to-Noise Ratio ≥ 92 dB Frequency Response 20 Hz – 20 kHz (±0.015 dB) Gain Settings 38 / 48 / 56 / 66 dB Power Supply 16 V DC / 1 A Dimensions 4.1 × 6.5 × 1.4 inches SKU: n/a -
Hifi Amplifier, Stereo Amplifier
Fosi Audio BT20A Pro
Specifications
Max Power Output: 300Wx2 @4Ω
SNR: ≥108dB
Terminating Impedance: 2-8Ω
THD: 0.005%
Power Amplifier Chip: TPA3255
Power Supply: 32V 5A
Input Range: DC 24V-48V
Frequency Response Range:
20Hz-20kHz(±1.2dB)Bluetooth Transmission Range: Up to 50Ft
Bluetooth Codec: AAC/SBC
SKU: n/a -
Hifi Amplifier, Stereo Amplifier
Fosi Audio BT30D Pro
Specifications
- Chip Set: Texas Instruments TPA3255
- Output Power: 165W x2+350W@4Ω
- Terminating Impedance: 2-8Ω
- Input Mode: Bluetooth + RCA
- Output Mode: Passive Speakers/Subwoofer + AUX
- Frequency Range: 20Hz – 20KHz(±0.1dB)
- THD: ≤0.03%
- SNR: ≥108dB
- Device Dimension: 6 x 5 x 1 inches
- DC Input Range: 24-48V
- Power Supply: 32V/5A, 48V/5A
SKU: n/a -
Hifi Amplifier, Multichannel Amplifier
Fosi Audio HT4S
Specifications
- Channel : Bluetooth 4.1 CH Amp
- Input : Bluetooth + 3.5mm AUX + OPT
- Output : 3.5mm Pre-Out + Speaker Out
- SNR : ≥88dB
- THD : ≤ 0.03%
- Terminal Impedance : 4-8Ω
- Rated Power Output : 30w*4+60W*1
- MAX Power Output : 50Wx5 @4Ω
- Work Voltage: AC 110V – 240V
- Product Dimensions : 6.1 x 7.2 x 2 inches
SKU: n/a -
Preamplifiers
Fosi Audio P3
Specifications
- RMS Power: 250mw @16Ω;150mw @32Ω;32mw @250Ω;20mW @300Ω
- Headphone Impedance: 16-300Ω
- Noise Floor: 64uV
- Input Mode: Bluetooth, RCA
- Output Mode: RCA, 3.5mm Headphone Jack, AUX Out
- Frequency Range: 20Hz-20kHz(±1dB)
- Dynamic Range: 104dB
- THD: ≤0.02%
- SNR: ≥103dB
- Crosstalk: 95dB
- Bluetooth Chip: QCC3031
- Bluetooth Version: 5.1
- Bluetooth Range: ≥10m
- Bluetooth Codecs: SBC/AAC/aptX/aptX HD/aptX LL
- Power Input DC: 12V/1.5A~3A;
SKU: n/a -
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Hifi Amplifier, Stereo Amplifier
Fosi Audio V3
Specifications
- Chip Set: TI TPA3255
- Output Power: 300Wx2 @4Ω
- Terminating Impedance: 2-8Ω
- Input Mode: RCA
- Output Mode: Speaker Output + Pre-out
- Frequency Range: 20Hz-20kHz(±0.1dB)
- SINAD: 88dB
- THD: 0.003%
- SNR: ≥110dB
- Control Knob: Built-in Logarithmic Taper A pot
- Device Dimension: 6.5×4.1×1.4 inches
- DC Input Range: 24-48V
- Power Supply: 32V/5A, 48V/5A
SKU: n/a -
Hifi Amplifier, Stereo Amplifier
Fosi Audio V3 Mono
Specifications
- Channel : 1.0
- Amplifier Chip : Texas Instruments TPA3255
- Input : RCA, XLR, ¼” TRS
- Output : Speaker Output (supports banana plug or bare wire connection)
- SINAD : XLR: 101dB ; RCA: 93dB
- SNR : ≥123dB
- Dynamic Range : ≥123dB
- THD : <0.006%
- Gain : XLR/¼” TRS: 20dB ; RCA: 25dB, 31dB;
- Terminal Impedance : 2-8Ω
- Rated Power Output : 48V/5A–240W@4Ω ; 32V/5A –100W@4Ω
- Frequency Response : 10Hz-30kHz(±0.06dB)
- Input Voltage Range : DC 32-48V
- Standard PSU : 48V/5A
SKU: n/a -
Hifi Amplifier, Stereo Amplifier
Fosi Audio ZA3
Specifications
- Chip Set: Texas Instruments TPA3255
- Output Power:
With 48V/5A PSU Stereo; 155Wx2 @4Ω; Mono: 235Wx1 @4Ω
With 32V/5A PSU Stereo; 95Wx2 @4Ω; Mono: 110Wx1 @4Ω - Terminating Impedance: 2-8Ω
- Input Mode: RCA, XLR, 1/4″ TRS
- Output Mode: Speaker Output (supports banana plug or bare wire connection), Active Subwoofer Output
- Frequency Range: 20Hz – 20KHz(±0.1dB)
- SINAD: 89dB
- THD: <0.006%
- SNR: ≥106dB
- Dynamic Range: ≥106dB
- Device Dimension: 15.49 x 18.39 x 5.08 cm; 1.78 Kilograms
- DC Input Range: 24-48V
- Power Supply: 32V/5A, 48V/5A
SKU: n/a -
Hifi DAC
Fosi Audio ZD3
Specifications
- Chip Set: XMOS XU316 + ESS 9039Q2M + QCC3031 + LME49720
- Maximum Sampling Rate:
USB: PCM 32bit/768kHz; DSD512
OPT/COAX: PCM 24bit/192kHz
Bluetooth: PCM 24bit/48kHz - Output Level:
XLR: 5Vrms RCA: 2.5Vrms - Input Mode:USB, HDMI (ARC), Coaxial, Optical, Bluetooth
- Output Mode: XLR, RCA
- SINAD: 126dB
- THD: ≥120dB
- THD+N: <0.00008%
- Dynamic Range: ≥123dB
- Noise Floor: ≤2μV
- Bluetooth Version: 5.0
- Bluetooth Connection Distance: ≥13m
- Bluetooth Transmission Audio Format: aptX HD, aptX, AAC, SBC
- Power Supply: DC 12V 1.5A
- USB Compatible Devices: Windows 7, 8, 8.1, 10, 11 (Some require drivers; please refer to the user manual)Mac OS X, Linux (No driver required)
SKU: n/a -
Hifi DAC
Fosi Audio ZH3
Specifications
General
- Chipset: XMOS XU316 + AKM4493SEQ + OPA1612 × 4
- Inputs: Coaxial, Optical, USB, RCA
- Outputs: 4.4mm Balanced, 6.35mm Single-Ended, RCA, XLR
- Headphone Impedance: 16 – 300 Ω
- Power Input: DC 12 V
Supported Sampling Rates
- USB: PCM 32-bit/768 kHz, DSD512
- Optical: PCM 24-bit/192 kHz
- Coaxial: PCM 24-bit/192 kHz
4.4 mm Balanced Headphone Output
- Maximum Output Power: 2570 mW × 2 (32 Ω, THD+N < 1%)
- SNR: ≥ 119 dB
- Dynamic Range: ≥ 119 dB
- THD: ≤ 0.00018%
- Noise Floor: ≤ 4.9 μV
6.35 mm Single-Ended Headphone Output
- Maximum Output Power: 640 mW × 2 (32 Ω, THD+N < 1%)
- SNR: ≥ 121 dB
- Dynamic Range: ≥ 121 dB
- THD: ≤ 0.00024%
- Noise Floor: ≤ 1.9 μV
SKU: n/a -
Speaker/Amplifier Switcher
Fosi Audio LC30 Amplifier Speaker Switcher
Specifications Details Model LC30 Input Up to 2 sets of amplifiers Output Up to 2 pairs of passive speakers Supported Amplifier Types BTL, Class A, Class AB, Class B, Class D digital amplifiers, tube amplifiers, etc. Maximum Power Support 250W @ 4Ω (per channel) VU Meter Size 85 x 45mm VU Meter Brightness Adjustment 5 levels (100%, 75%, 50%, 25%, Off) No-Load Amplifier Protection Built-in 390Ω resistor protection Supply Voltage DC-5V SKU: n/a -
Preamplifiers
Fosi Audio Box X3
Specifications
Specifications Details Model BOX X3 Input Interface RCA + 3.5MM AUX + Bluetooth Output Interface RCA output Output Active(powered) speakers, Amplifier Frequency Response Standard RIAA THD ≤ 0.1% SNR ≥ 98dB Product Weight 0.71 lb/320g Device Dimension 4.66 inch/3.85 inch/1.29 inch DC Input Range 12V Input Voltage Range AC 100V – 240V Output Voltage Level 650 mV @3mV 1kHz Power Supply 12V 1.5A SKU: n/a -
Preamplifiers
Fosi Audio ZP3
Technical Specifications
Parameter Specification Cartridge Support MM & MC Input RCA Output RCA THD ≤ 0.009% Signal-to-Noise Ratio ≥ 92 dB Frequency Response 20 Hz – 20 kHz (±0.015 dB) Gain Settings 38 / 48 / 56 / 66 dB Power Supply 16 V DC / 1 A Dimensions 4.1 × 6.5 × 1.4 inches SKU: n/a -
Hifi DAC
Fosi Audio Q6
Specifications
- Chipest: XMOS XU316 + AK4493 + OPA1612 + NE5532DR
- Input: USB Type-C, Optical, Coaxial
- Output: RCA, Sub Out
- PC-USB supports input sampling rate: Up to 32Bit/768kHz, DSD512
- Optical/Coaxial supports input sampling rate: Up to 32Bit/192kHz
- THD: <0.00012%
- SNR: ≥121dB
- PC-USB support operating system: XP/W7/W8/W10/MAC/linux
- Powe Supply: 5V 2A
SKU: n/a














