Moondrop MC2 Microphone Upgrade Cable 3.5mm 0.78mm 2pin Earphone Upgrade Cable
Quick take
The Moondrop MC2 adds a 3.5mm plug, in-line microphone, and on-cable controls to compatible 0.78mm 2-pin IEMs. It is best for buyers who need a simple way to handle calls and basic media controls without switching to a headset, but mic quality expectations may be a deal-breaker for some.
Pros and cons
Pros
- Designed for 0.78mm 2-pin IEMs, with a standard 3.5mm plug for phones and computers.
- Includes an in-line microphone plus in-line button controls for play/pause and call answering.
- Litz-style cable build with oxygen-free copper and silver plating, plus separate shielding for the microphone path.
- Flexible, usable length (120 cm) for desk, couch, or handheld setups.
Cons
- Mic performance appears divisive, with some buyers saying it is not good enough for their needs.
- Not a full headset replacement if you require consistently clear, high-end voice audio.
What buyers think
Buyer-review evidence is limited but there is a clear split around the microphone. Several buyers describe the cable as feeling premium, sounding good, and having a microphone that works for calls and gaming chat. However, at least one strongly negative review claims the mic audio is poor compared to expectations, suggesting the mic quality may vary depending on use case (and buyer priorities). Overall, reviews support the idea that the cable can be a meaningful upgrade accessory, but mic satisfaction is not universal.
What you get and how it works
The Moondrop MC2 is a microphone upgrade cable built around a 0.78mm 2-pin IEM connection, plus a 3.5mm plug for the source device. It includes an in-line microphone module and button controls that let you handle common actions like play/pause and answering calls, making it a practical add-on for people who prefer in-ear monitoring over headset setups.
Cable and microphone design details that matter
0.78mm 2-pin compatibility
This cable is intended for IEMs that use a 0.78mm 2-pin socket. If your IEM uses a different connector standard, you will not get a proper fit.
3.5mm microphone hookup
With a standard 3.5mm plug, the MC2 is aimed at devices that support headphone-style connections and inline microphone functionality (such as many smartphones and computers with a 3.5mm audio input).
Separate microphone routing and shielding
The cable uses a mixed stranded Litz structure with oxygen-free copper and silver-plated conductors, and it also includes an independent shielded microphone path. The intended benefit is to keep the microphone signal path isolated from the audio output signals.
Length and everyday usability
The cable length is 120 cm, which is typically enough for seated use at a desk or on a couch, without feeling too short for common setups.
Pros and cons from a buyer-fit perspective
When the Moondrop MC2 makes sense
- You want a microphone and basic controls without using an over-ear or dedicated headset.
- Your IEMs use 0.78mm 2-pin connectors and you want an accessory cable that keeps your setup simple.
- You are looking for a cable that feels premium and is built with attention to signal routing (including separate microphone shielding).
- You do casual voice needs, like chatting and game audio comms, where “clear enough” mic performance is acceptable.
When you should think twice
- You are specifically shopping for top-tier voice quality, where buyer mic expectations have to be consistently high.
- Your devices do not support 3.5mm inline mic behavior, or you require a different connection type than 0.78mm 2-pin.
- You dislike variability in microphone audio quality, since feedback is mixed on the mic’s usefulness.
Price and availability
The MC2 is listed at $28.99 with a $49.99 list price. Stock status indicates limited availability, so if you are ready to buy, it can be worth checking the latest listing for current stock and pricing.
Verdict
The Moondrop MC2 is a solid “upgrade cable” concept for people with 0.78mm 2-pin IEMs who want 3.5mm mic functionality and in-line controls. If your priority is cable feel, compatibility, and a usable microphone for everyday calls or gaming chat, it can be a convenient choice. If you care a lot about microphone quality and want voice performance that will satisfy strict expectations, the available review evidence suggests you should set expectations carefully.
FAQs
Does the moondrop MC2 work with 0.78mm 2-pin iems?
Yes. It is designed for IEMs that use a 0.78mm 2-pin socket.
What devices does the MC2 plug into?
It uses a 3.5mm plug, so it is intended for devices that support 3.5mm audio connections with inline microphone behavior, such as many smartphones and computers with a 3.5mm headphone jack.
Does the cable include a microphone and buttons?
Yes. It has an in-line microphone module and in-line buttons that support basic media controls and call answering.
Is the microphone quality good for calls?
Review feedback is mixed. Some buyers report the mic works as expected for calls and chat, while others feel the mic audio quality is not sufficient for their needs.
How long is the cable?
The cable length is 120 cm.
Specifications
| Product Title | Moondrop MC2 Microphone Upgrade Cable 3.5mm 0.78mm 2pin Earphone Upgrade Cable |
|---|---|
| Category | Electronics > Headphones, Earbuds & Accessories > Extension Cords |
| Brand | Moondrop |
| Manufacturer | Moondrop |
| Model Name | MC2 |
| Connectivity Technology | Auxiliary |
| Color | Silver |
| Connector Type | Auxiliary |
| Cable Type | AUX |
| Compatible Devices | Microphone |
| Other Special Features of the Product | High Speed |
| Compatible Phone Models | Devices with 3.5 mm headphone connection |
| Connector Gender | Male-to-Male |
| Number of Pins | 3 |
| Recommended Uses For Product | Microphone Upgrade |
| Specification Met | Ffp File |
| Indoor Outdoor Usage | Indoor, Outdoor |
| Item Shape | Round |
| Brand Name | Moondrop |
| Customer Package Type | Possibly FFP certified |
| Model | MC2 |
| Item Length | 120 Centimeters |
| Part Number | MC2 |
| Unit Count | 1.0 Count |
| Number of Items | 1 |
| Outer Material | Polyvinyl Chloride (PVC) |
| Special Feature | High Speed |
Recommended next
Headphone Splitter, Syncwire Nylon-Braided 3.5mm Extension Cable Audio Stereo Y Splitter (Hi-Fi Sound) (No Mic)
A compact 3.5mm headphone splitter/extension cable that lets you run one audio source into two outputs (headphones and/or speakers). It’s built for everyday use with gold-plated connectors, double shielding for noise/interference protection, and a nylon-braided design intended to handle frequent bending.
![MCSPER Headphone Extension Cable, [2-Pack, 6.6ft Hi-Fi ] 3.5mm Extension review](/product-images/019ed146-6d85-730e-af0f-13e948d95bc1-0-72728e799a8b.webp)
MCSPER Headphone Extension Cable, [2-Pack, 6.6ft Hi-Fi ] 3.5mm Extension review
The MCSPER 3.5mm headphone extension cables are a simple way to add reach between your audio source and headphones or speakers. A braided, tangle-resistant build is paired with gold-plated connectors for clean analog signal transfer, and the bundle includes two 6.6 ft cables for multiple setups.
Tiandirenhe for Sennheiser HD598 HD599 HD569 HD560s HD559 Replacement Cable
The Tiandirenhe replacement cable is a purpose-built audio lead for select Sennheiser HD series models, using a 3.5mm to 2.5mm connector layout and a braided design to help reduce tangles. It’s a budget-friendly fix for common cable failures, with buyers reporting solid fit and reliable sound once installed correctly.
Syncwire Headphone Extension Cable - 6FT (3.5mm TRS, Gold-Plated, Nylon-Braided)
A 6-foot 3.5mm TRS headphone extension cable that adds reach between your phone or tablet and headphones, speakers, car stereos, or home audio gear. Buyers typically like the sturdy build, solid connector fit, and cable toughness, with the main tradeoff being that it can feel a bit stiff and heavier than ultra-flexible cords.