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Product guide

FIFINE K688 XLR/USB Dynamic Microphone

The FIFINE K688 is a dynamic microphone with USB and XLR connections for streaming, gaming, podcasting and voice recording. USB mode provides tap-to-mute, headphone monitoring and two volume controls, while XLR offers a route to a mixer or audio interface. The listing says a stand is not included, so plan a separate mount for desktop positioning.

At a glance

USB and XLR connections support direct computer use or connection to a mixer or audio interface.
USB mode includes mute, headphone monitoring and separate microphone and headphone volume adjustment.
The manufacturer lists a windshield and shock mount in the contents.
The manufacturer recommends speaking towards the microphone from 2-6 inches away and setting the gain appropriately.

Price

£59.46Save 15%

Reference price: ~~£69.95~~

Price checked: 12 Nov 2026

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Pros and cons

Pros

Two connection options suit both straightforward USB recording and a separate XLR audio setup.
USB mute and headphone monitoring controls can be useful during live streams and recording.
The listed windshield and shock mount address plosive sounds and vibration in close-mic use.

Cons

A stand is not included, so desk positioning requires a separately sourced compatible stand or arm.
The mute and volume controls are only available over USB. The listing says using them with XLR requires USB connection at the same time.

Technical specifications

15 specifications

Identity
Brand	FIFINE
Model	K688

Connectivity and controls
Connection options	USB, XLR
Polar pattern	Unidirectional
Channels	1

Power and battery
Power configuration	Corded Electric

Dimensions and installation
Weight listed	0.57 Kilograms
Stand compatibility	Suitable with stands that have 5/8" or 3/8" connectors

Materials and finish
Colour	Black
Enclosure material	Metal

Compatibility and use
USB compatibility claimed	Computer, PS4/PS5
XLR compatibility claimed	Audio interface and mixer
Recommended uses	Gaming, Streaming

Audio specifications
Signal-to-noise ratio	80 dB
Frequency response	20 KHz

What to know before buying

The listing says the stand is not included and that an XLR cable is not included. A USB-A to USB-C cable is described for computer connection. Phone use requires a suitable adapter or USB cable. It also advises against using the microphone with instruments.

What’s in the box

Included

Windshield
Shock mount

Who is it for?

A good fit for

Streamers and gamers who want a USB microphone with accessible mute and headphone monitoring controls.
Podcasters and voice-over users who may use a computer directly or connect through XLR equipment.
Buyers who already have a compatible stand or boom arm and want a mic-only setup.

Less suited to

Buyers who need a complete kit with a stand or boom arm.
Users who need the listed mute and volume controls while using XLR alone.
Instrument recording, which the listing does not recommend.

FIFINE K688 XLR/USB Dynamic Microphone · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 326 ratings

5 stars76%76%
4 stars12%12%
3 stars4%4%
2 stars3%3%
1 star5%5%

Customer feedback highlights solid perceived performance, background-noise rejection, build quality, ease of use and the choice of USB-C and XLR connections. These reported strengths are relevant to the K688's stated USB monitoring and XLR setup options, but individual results may vary. Feedback on the mute button is mixed, with some finding it easy to access and others reporting unexpected switching, which matters for live use.

Positive themes

Customers report solid build quality and good background-noise rejection.
Customers appreciate the connection choices and ease of use.

Mixed feedback

Feedback on the mute button is mixed. Some find it easy to access, while others report that it switches unexpectedly.

Frequently asked questions

Can the K688 connect by USB and XLR?

Yes. The listing describes USB connection to a computer and XLR connection to a mixer or audio interface. It says the XLR cable is not included.

Do the mute and volume controls work over XLR?

The listing says the function keys, including the gain knob and mute button, only work over USB. It describes connecting USB at the same time as XLR if you want to use those controls.

Is a stand included?

No. The listing says a stand is not included and notes compatibility with stands using 5/8" or 3/8" connectors.

Can I use it with a phone?

The listing says phone use requires a suitable adapter or USB cable. It describes a USB-A to USB-C cable for computer connection.