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Customer Support & Care

Dedicated to providing assistance and solutions for your Fosi Audio products. Engage with expert advice, troubleshoot issues, and enhance your product experience.
J
DAC Sparkos SS3602 for my ZD3?
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0
Views
33
Jwestley72
J
H
ZD3 L/R Phase (or Timing?) Issues
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0
Views
14
hatwearer69
H
G
V3 Mono’s clicking on/off in standby
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7
Views
756
paramos
P
T
Preamp volume potentiometer
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0
Views
16
Ted LeCraw
T
S
OP AMP Swap V3 Mono
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0
Views
25
SeVen-SeVen
S
G
MC331 Amp Remote Control: How to reset Bass/Treble to neutral?
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0
Views
22
Ggroch
G
S
Is there a delay in shipping ZA3's?
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0
Views
16
SMOORENC
S
G
DAC Fosi audio k5pro gaming static hiss
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1
Views
567
Platima
P
L
power adapter for fans
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1
Views
65
joergasmussen
J
K
Op amps in Fosi Audio X5 phono preamp ?
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0
Views
54
kauai82
K
J
CD connection
Replies
7
Views
103
zek2024
zek2024
W
Amplifier My v3 mono has no sound on one side after 2 days of receiving it
Replies
11
Views
1K
joergasmussen
J
P
  • Question Question
ZA3 as mono amp for center speaker?
Replies
0
Views
63
Papawolf
P
K
Upgraded ZA3 with PFFB?
Replies
2
Views
395
Kristjant
K
C
Power supply for BT20a?
Replies
5
Views
200
Massimo
M
L
Monos sound better hot??
Replies
0
Views
81
Louie3
L
T
ZA3 - Stereo mode via XLR cable
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0
Views
145
ttan98
T
M
AC hum with single supply and splitter
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4
Views
208
Martin mayhead
M
D
V3 split power cable.
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0
Views
118
Dave Basford
D
I
ZD3 with V3 Monos?
Replies
1
Views
341
Charles
C
O
Delay before RCA input plays on BT30D
Replies
2
Views
577
darrinhartford@g
D
G
V3 Monos in upright position
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0
Views
174
Giro413
G
E
Fosi bt30d to kurbis 2.0
Replies
2
Views
173
egepeaja
E
K
Fosi Audio DC Power Filter with ZA3?
Replies
0
Views
176
kaushama
K
G
T10 static IP address
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0
Views
120
ggibby
G
delaforetnoire
DAC ZD3 and OP Amp swap
Replies
2
Views
1K
delaforetnoire
delaforetnoire
Z
3.5mm lineout to Fosi K5 Pro Mini COAX input?
Replies
1
Views
117
zek2024
zek2024
M
sk02 with samsung phone galaxy s23 ultra
Replies
8
Views
360
maxtor
M
S
Amplifier Can I use streamer with 2 x V3Mono without a preamp?
Replies
4
Views
275
Aldepal
A
T
Amplifier Fosi Audio TPA3116 Amplifier - Replacement power supply?
Replies
4
Views
298
zek2024
zek2024
G
When will the V3 Mono's be delivered to backers?
Replies
11
Views
941
joostdh
J
B
Amplifier MC351 remote
Replies
1
Views
211
zek2024
zek2024
C
  • Question Question
Amplifier HT4S and Missing Speakers
Replies
0
Views
184
Cyber.Lynx
C
Akila3
2 channel amp to supplement Denon AVR-X3800
Replies
0
Views
306
Akila3
Akila3
T
  • Question Question
Fosi Audio Question/Advice
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0
Views
168
Tyaphmtc
T
M
Amplifier V3 Mono op amp rolling advice?
Replies
1
Views
1K
whitwye
W
B
LC80 running A & B Speakers
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0
Views
170
bumzbrummer
B
M
Headphone output from Box X4
Replies
1
Views
376
Mark F
M
M
Removing P1 tone controls
Replies
1
Views
339
Joseph E Smith
J
P
ZA3 bypass volume control
Replies
3
Views
723
zek2024
zek2024
A
DAC SK02 - Signal noise issues with the AUX out port
Replies
3
Views
677
Massimo
M
A
REL Sub high level connection possible with ZA3 mono blocks?
Replies
5
Views
1K
carebear
C
P
ZA3 Mono Mode Sub Out
Replies
5
Views
2K
yubslide
Y
D
Amplifier ZA3 in mono mode using XLR input?
Replies
4
Views
2K
megawatt
megawatt
D
ZA3 - XLR Op Amp swap
Replies
34
Views
6K
megawatt
megawatt
M
  • Question Question
Is there any K5 Pro Drivers available?
Replies
0
Views
238
msespindola
M
N
Klipsch AW-650
Replies
1
Views
434
Massimo
M
N
Will using ZA3 for high level input to sub damage the amp?
Replies
0
Views
538
noyesmichael2@gm
N
G
Amplifier Fosi Audio v3 Mono - Setup
Replies
1
Views
599
EddNog
E
M
Amplifier ZA3 Volume Knob
Replies
1
Views
627
EddNog
E
Hearing Voices
Fosi Audio K5 Pro what speakers can be connected?
Replies
3
Views
597
zek2024
zek2024
T
Integrating Tidal into Fosi BT20A Pro
Replies
1
Views
424
Massimo
M
B
Is BT20A good match for my speakers?
Replies
0
Views
388
bettyg
B
M
ZA3 to KEF KC62 subwoofer
Replies
0
Views
600
milohg
M
B
BT20A distortion?
Replies
0
Views
333
BdaBadDog
B
E
ZA3 Op amp swap in mono mode
Replies
2
Views
2K
Jean850
J
H
Subout choice
Replies
2
Views
781
Massimo
M
M
Fosi box x2 phono preamp and Tekpower TP1803D
Replies
0
Views
405
Mindy9773
M
havika
Amplifier Fosi V3 Mono with headphones
Replies
0
Views
592
havika
havika
H
V3 and P3 questions
Replies
0
Views
387
HifiDXY
H
G
BT30D Bluetooth
Replies
4
Views
830
Gilbys
G
A
Is MUSES 02 original?
Replies
3
Views
1K
asimze
A
T
Can I split a 220mA streamer trigger output and feed two ZA3 mono blocks?
Replies
0
Views
382
Tesla Coil
T
A
Voltage on OPA?
Replies
0
Views
302
asimze
A
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