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🎮 Elevate your audio game — hear every detail, dominate every match!
The Fosi Audio K5 Pro is a compact, high-performance DAC headphone amplifier designed for gamers and audiophiles alike. Featuring USB-C, Optical, and Coaxial inputs, it delivers up to 1000mW output power to headphones ranging from 16 to 300Ω. With ultra-low distortion, a wide dynamic range, and customizable bass/treble controls, it transforms your PS5, PC, or Mac audio into a rich, immersive experience. Its solid aluminum build and intuitive multifunction control make it a must-have for professional-grade sound on any desktop.
















| ASIN | B0BFHFSX4C |
| Best Sellers Rank | #5,514 in Electronics ( See Top 100 in Electronics ) #16 in Audio Component Amplifiers |
| Brand | Fosi Audio |
| Brand Name | Fosi Audio |
| Compatible Devices | Gaming Console, Headphone, Personal Computer |
| Customer Reviews | 4.2 out of 5 stars 1,579 Reviews |
| Global Trade Identification Number | 00761736133713 |
| Included Components | User Guide |
| Interface | Coaxial, USB |
| Interface Type | Coaxial, USB |
| Item Dimensions L x W | 2.76"L x 1.97"W |
| Item Weight | 425 Grams |
| Manufacturer | Fosi Audio |
| Material Type | Plastic |
| Maximum Supply Voltage | 5 Volts (DC) |
| Model | K5 PRO |
| Mounting Type | Tabletop Mount |
| Number of Channels | 2 |
| Number of Pins | 24 |
| Part Number | K5 Pro |
| Smart Home Compatibility | Not Smart Home Compatible |
| UPC | 761736133713 |
| Unit Count | 1.0 Ounce |
| Warranty Description | Backed by an 24-month warranty and friendly customer service from Fosi Audio. |
T**N
Game Changer for Console Audio
With the release of Marathon, I wanted something that would help provide a boost in audio clarity over what the PlayStation's DualSense controller was putting out. Enter the Fosi Audio K5 DAC. This unit plugs directly into the PS5 via USB-A (Console) to USB-C (DAC). The PS5 immediately recognized the device as a supported audio output device, and can easily be enabled in the quick settings menu. For the unit itself, it is solidly built and has a decent heft. An all aluminum body with solid rubber feet. Separate connections for headphones and microphone input via included splitter cable. This cable is of questionable quality and found that it would need to be reseated as I would occasionally lose microphone input. Might be a shielding issue. Separate bass, treble, and volume toggles which provide an ample boost from the flat output curve of the DualSense. Higher quality audio with a wider soundstage and more precise imaging, which for multiplayer competitive FPS, is absolutely desired and highly appreciated. Overall, pleased with my purchase and would recommend to anyone seeking to get more of a fuller audio experience from their PS5.
A**L
The best thing I ever bought that I didn't know I needed.
I bought this product after viewing some YouTube videos saying that it is a great product. Curiosity got the better of me and I decided to order it. I liked the idea of a better volume control and the addition of bass and treble controls. I also wanted to see if this DAC was better than the DAC in my Sony CDP-XA20ES. It is! I opened the box and unpacked it and immediately noticed that the build quality felt very solid and the controls felt firm and precise. The volume control is a neat multifunction control for volume, power on/off and input selection. I connected it in literally about a minute. I started playing CDs by using the Sony player as a CD transport and using the optical digital output to feed the optical input on the Fosi. I am using Sony MDR-7506 wired studio monitor headphones. The quality of the sound was instantly better than the headphone output on the front of the Sony. I so enjoyed the better quality that I was testing many different CDs to hear the difference. This product is so worth the money [to me anyway]. I can only say if you are thinking about it do it as I cannot imagine you not being happy with this product. Great addition. Six stars please.
L**E
Very good for the price
I bought this expecting “good enough.” What I got was a little metal brick that basically killed my urge to upgrade. Setup is instant — plug in, Windows recognizes it, no driver drama. Build feels solid, real volume knob, separate bass and treble that actually work (not gimmicky). Sound: Bass is tight and controlled, not bloated. Korean R&B and EDM hit hard without turning into mud. Mids are clean, vocals feel present, and the treble is crisp without stabbing your ears. Gaming: Footsteps are super easy to place. Imaging is way better than it has any right to be at this price. Power: Drives everything I own with headroom, zero hiss. If you just want clean power, good bass, and no headaches — the K5 Pro is great value
S**.
An overall great small amp to drive quality audio to most headphones with some QoL EQ knobs.
This little amp is the perfect addition to a nice pair of hifi headphones. I thought the 3 small metal knobs would be pretty gimmicky but I turned out to change my mind in practice. Sometimes I will be playing a game where theres just too much bass in the mix and I'm having trouble hearing footsteps, so I just turn the knob down halfway and voila, perfect mix again. Same for movies and tv shows but in reverse. I have a pair of Philips shp9500 and so if I am watching a tv show, I usually just crank up the bass just a little bit to give it that 'oomph' feeling. The amp overall can push up to 300 ohms and it gets way too loud for me, it would damage my ears if I turned it all the way up. The build feels great, its smaller than I thought and I actually like that. Its this little chunk of metal that just outputs great audio.
M**A
Easy to use and worth the money
Completely changed the sound of my hyperx cloud iii. Super easy to install/connect to pc and has the bass, treble, and gain knobs to make it easy to tune. It also came with an adapter to split this mic and the headphones which allowed me to continue to use the mic with the cloud iii, which previously only would work using the usb dongle.
S**H
perfect no frills but powerful usb DAC for your pc!
This is probably one of the best purchases I have made recently. I got it to use with my ATH-R50x. It feels like the perfect companion to it! It's just works out of the box. I have it plugged in with usb and it powers itself from it as well, no need for an external powersource. Plug and play without needing any drivers. My windows 11 desktop recognized it instantly. The adjustment knobs feel solid and so does it's build quality - no rattle or anything. The ports are also placed properly. The simple design makes it pretty robust, without needing to fiddle around with needing to go through various menus and settings! This is the perfect companion for your headphones, if you are looking for something which just works without too much fuss.
D**L
Great sound for the price
I was in the market for a DAC to use with my PC for better sound. Was intially thinking about SOundblaster, but glad I went with Fosi. Works great and vastly improves audio. Recommend using with FX sound equalizer app. Cant beat the price.
P**H
Nice DAC/Amp - with bass and treble controls
Any of these are going to greatly improve the sound over plugging your headphones directly into the mini-jack on a computer. Listening was done with a few different headphones but mostly with beyerdynamic DT 700 PRO X Closed-Back Studio Headphones. Music source was a laptop connected to the DAC/Headphone Amp via USB. If an external power supply was included, I used that. If not, power came via USB. I've kept notes on my impressions brief and included comparisons amongst the DAC/Amp's in this list. They are listed below in my order of preference with my favorites at the top. If you want flowery vocabulary I'm sure in depth reviews are available out there on the web. Headphones make the greatest difference in sound - spend more on them, if necessary. The DAC/Amp is secondary but does add its own flavor to the music. --- iFi Zen DAC V2 | Desktop Digital Analog Converter (Listening only with "TRUEBASS" off.) Very good. Slightly better than the FiiO K7. Better vocal clarity and slightly fuller bass. I ended up comparing this with the FX-Audio DAC-X6 head to head, which continued to surprise me as I put it up against significantly more expensive competitors. Across several hours and many pieces of music, I prefer the iFi... but the difference is infinitesimal. Possibly the iFi has a little more punch to the bass? Maybe a bit more space ans separation? If you're working to a budget, get the FX-Audio and put the extra cash towards better headphones. FX-Audio DAC-X6 Mini HiFi 2.0 Digital Audio Decoder DAC This thing is good. Surprisingly good. I ended up putting it head-to-head with amps costing three times its price. Slightly warmer sound, with slightly less detail in the vocals than the iFi Zen Air, but more space in the music, and more enjoyable to listen to. Slightly better clarity than the Topping. FiiO K7 Full Balanced HiFi DAC Headphone Amplifier This is indeed better than the K5 version. Vocals are more lifelike. And a particular emphasis on the mid-treble heard in the K5 is absent. There is more separation between the instruments. Very close call with the iFi V2, with my preference going to the iFi for better vocal clarity and slightly fuller bass. iFi Zen Air DAC Not quite as good as the V2, but close. Closer than the FiiO K5 is to the K7. There is, again, a comparative emphasis in mid-treble and the vocals get a bit lost. The sound is slightly thin compared to rivals at this price point. FiiO K5 Pro Headphone Amps Portable Desktop DAC and Amplifier Not quite as good as the K7, but at half the price one cannot really complain. Vocals are not quite as lifelike and there is more mid-treble - but not in a good way. Topping DX1 Mini Stereo DAC Headphone Amplifier Combo Very good little unit. Bass is slightly overemphasized. Fosi Audio K5 Pro Gaming DAC Headphone Amplifier I thought this unit was DOA. Turns out that you must long press the volume knob to turn it on. (Short press to select input.) Not terrible, but not as musical as the others in this test. Also, the only one with bass and treble knobs. And only a mini-jack - no 1/4" jack. Pro-Ject Head Box S2 Digital This DAC/Amp had an issue that makes it unlistenable. The sound is very nice... but... there's some faint static. Only in the music, not in silence. A faint crackling.... Can't have that.
M**N
Bon rapport qualité/prix, prises optique, co-axial et RCA en sortie. Alim USB C
situation : malentendant, j'ai un casque filaire MEZE 105 Silva, avec un cordon DAC qui me permet, en le branchant sur le téléphone d'avoir une écoute améliorée en liaison avec le logiciel "amplification" d'Android. Mais pour la TV, c'est plutôt plus compliqué. TV SAMSUNG 65 TQ65S95D avec platine extérieure et ses connexions. J'ai commencé avec un SENNHEISER RS195, bon casque, connexion optique, mais le volume son est limité. Il me fallait donc une solution pour brancher la sortie optique de la TV sur un ampli DAC avec réglages séparés (aigus, basses, volume) sur lequel, je brancherai mon filaire. J'ai donc soumis chatgpt 5.2 à la question et après un prompt indiquant qu'il était important que je puisse entendre les voix correctement (problème de phonèmes), il m'a proposé 3 articles possibles, en me donnant un avis : sur l'utilisation réelle, la puissance, le rapport/qualité prix et ce modèle est sorti en 1er de son classement. J'ai donc essayé et le résultat est parfait. Je peux ainsi choisir en même temps l'utilisation du casque en vue : - d'obtenir le son du HP TV si une personne regarde une émission avec moi - idem pour le son de la barre de son SENNHEISER notamment pour le Dolby ATMOS (le Fosi ne prend en charge que le PCM sinon, ça ne fonctionne pas) ou le casque seul en optique. Ainsi, je maîtrise les réglages. Le FOSI est petit, il a des connexions en câble optique, en RCA et en coaxial. L'alimentation se fait par USB C 5V (ce qui correspond à la norme standard) Une seule réserve : les boutons de réglage me paraissent "fragiles". A voir dans le temps. Attention, on trouve ce matériel un peu à tous les prix ça va de 65 € environ à 145 euros, mais j'ai préféré choisir le fabricant plutôt qu'un illustre inconnu en terme de fournisseur. Rapport qualité/prix : bon Note globale : 9/10 - je recommande selon usage et déplacements
あ**し
初めてのヘッドホンアンプにどうぞ!
🎧 Fosi Audio K5 PRO DAC/ヘッドホンアンプ レビュー オーディオ機器を揃え始めた中で、 DACやヘッドホンアンプという存在を知り、興味を持って初めて購入した一台です。 価格が手頃で手に取りやすかったのが購入の決め手でした。 【デザイン・外観】 シルバー基調のデザインで、デスク上に置くとしっかり映えます。 ノブ部分も金属感と光沢があり、価格以上に所有欲を満たしてくれる質感です。 Mac製品とも相性が良く、デスク環境に自然に馴染む点も好印象でした。 【使い勝手・接続】 操作はとてもシンプルで、初心者にも分かりやすい構成です。 Type-C接続に対応しているため扱いやすく、 iPadやPCに接続して使用していますが、特に迷うことなく使えています。 【音質・調整機能】 低音域・中高音域を個別に調整できるため、自分好みの音に仕上げやすいです。 ノブを回すだけで直感的に調整でき、ちょうど良いポイントで止めやすいのも便利でした。 出力はしっかりありますが、 イヤホン接続+大音量設定ではホワイトノイズが出ることがありました。 そのため、イヤホンよりもヘッドホンとの組み合わせの方が向いていると感じます。 【まとめ】 この価格帯でここまで満足できるのは素直にすごいと思います。 ✔︎ 初めてDAC/ヘッドホンアンプを導入する方 ✔︎ デスク周りを手軽に音質アップしたい方 ✔︎ 操作が簡単な機器を求めている方 には特におすすめです。 迷ったらまずこれを選んでみて良い一台だと思います。
N**E
Magnificent sound
Great gadget to any aspiring audiophile. Works right out of the box, no setup needed (linux user here).
K**T
Outstanding Quality
Purchased this audio DAC because i was excited to see that FOSI AUDIO had just come out with a DAC that included headphone microphone input. I was an early adopter of this product and actually paid a premium price through amazon USA, shipped to Canada. I knew the similar FOSI Q4 had an excellent reputation for sound quality but unfortunately did not suit me because of the lack of microphone input. In come the FOSI AUDIO K5 MINI PRO.. I had to give this DAC a try. As soon as you handle this product you know you are getting a quality piece of equipment. Setup is easy, all you do is plug it into your computers USB port. No driver install, just tell your computer to play the audio from the device in your sound setup. Even comes with a dongle to allow for a combined audio/mic headphone set to plug into the separate jacks on the device. Audio quality - 10/10 excellent and an absolute steal for the asking price that I am now seeing on amazon as of DEC 29/2022 Microphone quality - 10/10 If you online game your friends are going to think you have a very fancy microphone with this DACs ability to amplify the microphone input. It can be almost too clear and loud on some headsets but this can be adjusted in the windows input microphone level settings and turned down. I did need to get support from FOSI and they immediately and quickly helped me with my advanced technical question and had my device working well with all my equipment. (I use quite a few different headphones w/mics and had an issue with one of them which FOSI solved) This K5 MINI PRO is on par with some of the very expensive DACS out there. There is only two features I wish that FOSI would add. Some sort of "go to sleep mode" and "auto wakeup on sensing sound" to have this unit automatically turn off after say 30min of inactivity and wake itself when needed. The other would be a volume adjuster for the microphone input. These are just wishes to make an already excellent product even better. You will not be disappointed with this product.
G**O
Important For gaming consoles
Gaming console when I purchase an Xbox series X and a PlayStation 5 Pro, I felt that when I attached or connected to my monitor which I use it mostly for my PC. Sound editing and image editing works. When I try to connect for the first time I saw that there was no sound coming so I got a HDMI extractor and I got this product and the functionality. The compactness the quality, the connectivity, the compatibility and mainly the sound quality of of each dynamic response is so good while playing games. You can adjust your required or desired tones through this and it has a very good amp and this is must for a gamer who is using with especially using monitor rather than a TV
Trustpilot
3 weeks ago
1 month ago