Kirstein currently offers 35 products from Fosi Audio. A total of 6 reviews have already been submitted with an average rating of 4,5 out of 5 stars.
Everything from Fosi Audio at Kirstein
- ES9039Q2M DAC for detailed sound
- USB, HDMI ARC, optical, coaxial, Bluetooth
- XLR and RCA outputs
- OLED display & remote control
- Replaceable op-amps
- Compact aluminum housing
Free shipping (DE) inkl. VAT.
- Compact Class D mono amplifier with 100 watts of power
- SUB/PBTL switch for bass or full-range operation
- Cinch input for easy signal connection
- Suitable for active and passive subwoofer systems
- 20 - 200 Hz bass range for punchy deep bass
- Lightweight mini chassis, ideal for discreet setups
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- 10" down-firing woofer for deep, punchy bass
- Class-D amplifier: 200 W RMS / up to 500 W peak
- Dual rear bass ports for improved airflow
- DSP with two EQ modes (Music / Movie) & Auto-On/Off
- Connection via LFE / phono line input/output, adjustable phase & crossover
- Compact MDF cabinet with PVC finish
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- 97 mm planar magnetic driver for accurate sound reproduction
- Open-back design with a wide soundstage
- Impedance: 28 O, Sensitivity: 98 dB/mW
- Frequency response: 10 Hz ? 50 kHz for fine detail
- Premium build with walnut accents & aluminum frame
- Ideal for audiophile applications
- Value bundle including headphone amplifier
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- Battery Capacity: 2500 mAh (approx. 6 hours runtime)
- Input: 3.5 mm jack
- Outputs: 2x Headphones (3.5 & 6.5 mm jack), Line Out (3.5 mm jack)
- Maximum RMS Power: 2400 mW / 32 Ohm (High Gain), 300 mW / 32 Ohm (Low Gain)
- Robust, High-Quality Aluminum Housing
- Includes USB Cable/Adapter
- Bundle including headphones
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- 97 mm planar magnetic driver for precise sound reproduction
- Open ("Open-Back") design with a wide soundstage
- Impedance 28 Ohm, Sensitivity: 98 dB/mW
- Frequency Response: 10 Hz - 50 kHz for fine detail
- High-quality construction with walnut accents & aluminum frame
- Ideal for audiophile applications
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- Reliable Power: 48V DC, 5A for Amplifiers
- Worldwide Use: 100-240V Input, No Converter Needed
- Provides Overcurrent and Overvoltage Protection
- Designed for Fosi Audio Amplifiers
- Compatible with BT20A Pro, TB10D, ZA3, and V3 Amplifiers
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- Multiple Input Modes (Bluetooth, USB, optical, coaxial, RCA)
- High Output Power with Two TPA3255 Chips
- Power: Up to 165 W per Channel and 350 W for the Subwoofer
- Retro VU Meter for Classic Look and Real-Time Signal Display
- Pre-Out for Additional Amplifiers
- Bass and Treble Controls with Central Locking
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- Battery Capacity: 2500 mAh (approx. 6 hours runtime)
- Input: 3.5 mm jack
- Outputs: 2x headphones (3.5 & 6.5 mm jack), line out (3.5 mm jack)
- Maximum RMS Power: 2400mw / 32 Ohm (High Gain), 300mw / 32 Ohm (Low Gain)
- Robust and premium aluminum housing
- Includes USB cable/adapter
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- Phono input (phono): MM (Moving Magnet) and MC (Moving Coil)
- Output: phono
- Four-step gain setting (38 dB/48 dB/56 dB/66 dB)
- Housing: full aluminum alloy, with enhanced resistance to electromagnetic interference
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- Balanced 4.4 mm output & 6.35 mm single-ended headphone jack
- Maximum Power: 2 x 2570 mW at 32 ohms (4.4 mm)
- Supports PCM up to 32-bit/768 kHz and DSD512
- DAC chip AKM 4493SEQ + USB processor XMOS XU316 for high fidelity
- Plenty of connections: USB, optical, coaxial, phono In & XLR/Phono Out
- Low noise floor and wide dynamics - ideal for demanding headphones
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- Power: 2x 165 Watts + 350 Watts Max. (4 Ohms)
- Adjustable Crossover Frequency (0 to 300 Hz), Subwoofer Volume Separately Controllable
- 2-Band Equalizer
- Inputs: RCA, Bluetooth
- Outputs: 3x Speaker Out (L/R, Subwoofer), Pre Out (3.5 mm Stereo Jack)
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- 2x 150 Watt RMS for Powerful Performance
- Bluetooth 5.0 for Wireless Streaming
- RCA and Bluetooth Inputs for Flexible Connectivity
- PRE OUT Output for Routing to Additional Amplifiers or Active Speakers
- Perfect Fit for Your Music Room
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- Inputs 1/2 for 2 amplifiers
- Outputs A/B for 2 pairs of passive speakers
- Maximum power support: 250 watts at 4 ohms (per channel)
- 2 orange VU meters with adjustable brightness and needle sensitivity
- Idle amplifier protection: Built-in 390 ohm resistor protection
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- Leistung: 2x 165 Watt + 350 Watt Max. (4 Ohm)
- Einstellbare Trennfrequenz (0 bis 300 Hz), Subwoofer-Lautststärke separat regelbar
- 2-Band-Equalizer
- Eingänge: Cinch, Bluetooth
- Ausgänge: 3x Speaker Out (L/R, Subwoofer), Pre Out (3,5 mm Stereoklinke)
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- Monoblock design (ideal for subwoofers)
- XLR and phono inputs
- Rated power: 240W (@4 Ohm), 160W (@6 Ohm), 120W (@8 Ohm)
- Frequency response: 10 Hz - 30 kHz
- Texas Instruments TPA3255 amplifier chip
- Automatic standby mode after 10 minutes
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- Inputs: 3 x phono
- Outputs: 1 x phono, Pre-out for active subwoofer (3.5 mm jack)
- Tone-Control Bypass: Bypass the tone controls for the purest Hi-Fi sound
- Three-step gain setting (Gain 3 dB/6 dB/9 dB)
- Chassis: Full aluminum alloy
- Includes multifunction remote control
Free shipping (DE) inkl. VAT.
- Inputs 1/2 for 2 amplifiers
- Outputs A/B for 2 pairs of passive speakers
- Maximum power support: 250 watts at 4 ohms (per channel)
- 2 black VU meters with adjustable brightness and needle sensitivity
- Idle amplifier protection: built-in 390 ohm resistor protection
Free shipping (DE) inkl. VAT.









