Joybuy

Who is this for?

Home-studio dance mixer

You work mainly with one pair of powered monitors and headphones. Your immediate decision is whether a stereo monitor output covers your setup or whether you have a defined use for more routing.

Hardware-integrating electronic producer

You connect synths, grooveboxes or external effects. Count the line inputs needed at the same time, and check MIDI connections and expansion plans separately from microphone-input count.

Live-reference or content-sharing producer

You want to capture computer playback or combine it with external sources for sharing or streaming. Confirm loopback on the exact interface model and generation.

What matters when choosing?

Map your monitor and headphone destinations first, then count simultaneous hardware sources. Driver behaviour matters particularly when you play or record through the DAW, while loopback is worth prioritising only if you need to capture computer playback.

Concern	What to check	Who this matters to
Monitoring and routing	Count the analogue output destinations you will use. Check both the sockets and whether the control software can route signals as intended.	If I mix on one monitor pair but may add another destination, I need to plan where each stereo signal goes; around 33% of consumers put monitor routing first.
Drivers and latency	Confirm a driver for your operating system, including native ASIO support if you use Windows. Assess buffer stability with your own DAW project.	When I play or record parts through a busy project, I need playback that remains stable at a workable buffer setting; driver and latency behaviour comes first for around 33% of consumers.
Hardware connections	Count simultaneous line, instrument and microphone sources separately. Check physical MIDI connections or digital expansion if your setup calls for them.	With synths or external effects in use, I want the required sources connected without repeatedly swapping cables; around 25% of consumers prioritise hardware connections and expansion.
Loopback	Confirm loopback on the exact model and generation, and check how its routing works in the applications you use.	If I capture computer playback for a stream or shared demonstration, I need a suitable path into the recording application; loopback is the primary concern for around 9% of consumers.

Buying pitfalls

Buying by the headline input/output count

A socket count does not tell you whether the connections suit your monitors, line-level hardware and cue routing. Four physical outputs do not, on their own, establish that every application can create independent mixes.

List everything that must be connected at once, then check the exact model’s connection diagram and routing software.

A mismatch could mean using an additional adapter, monitor controller or headphone amplifier.
Using the smallest buffer for every session

Ableton explains that smaller buffers reduce latency but increase CPU demand, which can lead to crackles or dropouts.

Find a stable buffer setting for playing or recording parts, and consider a larger one when mixing a plug-in-heavy project.
Assuming every generation has loopback

Focusrite confirms loopback for the Scarlett 4i4 4th Gen; that confirmation should not be applied to a different generation without checking it.

Consult the routing documentation for the precise model and generation you intend to buy.
Treating a latency figure as a promise for your computer

MOTU quotes 2.5 ms round-trip latency for the M4 at 96 kHz with a 32-sample buffer. That figure does not describe performance across other computers, drivers or projects.

Read the measurement conditions, confirm operating-system support and assess the interface with the DAW workload you expect to use.

Brands to consider for these workflows

Focusrite

The Scarlett 4i4 4th Gen is a compact option to examine if you need additional analogue routing, line inputs, MIDI and loopback.

Focusrite specifies four balanced rear 6.35 mm outputs and two rear line inputs for the Scarlett 4i4 4th Gen, and confirms loopback for that generation.
Check the precise Scarlett model and generation: these connections and loopback details should not be assumed across the range.

MOTU

The M4 is relevant if front-panel metering, four balanced outputs and MIDI connections suit your tracking and mixing setup.

MOTU specifies four balanced TRS outputs, two additional line inputs, MIDI I/O and Windows ASIO compatibility for the M4.
MOTU’s 2.5 ms round-trip latency figure applies at 96 kHz with a 32-sample buffer; it is not a result to expect at every setting.

Audient

The iD14 MKII is worth examining if you have a specific use for multiple line outputs or plan to add compatible digital input hardware.

Audient specifies four line outputs and ADAT/SPDIF digital input support for the iD14 MKII.
Expanding its inputs requires compatible additional hardware; that capability adds little to a setup that mixes entirely in software through one monitor pair.

Joybuy products

Frequently asked questions

Do I need four outputs to mix a dance track?

No, not if one stereo output pair serves your powered monitors and the interface also meets your headphone needs. Consider four analogue outputs when you have a specific second destination, such as another monitor pair or an external headphone amplifier; check the routing software if those destinations need separate signals.

What buffer setting should I use when recording synths or vocals?

Use a setting that keeps your project stable while giving you workable monitoring latency. Ableton explains that reducing the buffer lowers latency but increases CPU demand; a larger buffer may help avoid crackles and dropouts in a heavier mixing session. On Windows, check the interface’s native ASIO driver support.

Can I choose an interface by its advertised latency figure?

No; compare the stated sample rate and buffer conditions, then consider driver support and your own DAW workload. MOTU’s 2.5 ms round-trip figure for the M4, for instance, is specified at 96 kHz with a 32-sample buffer, not as a result for every setup.