Free Worldwide Shipping
Free Worldwide Shipping

GGMM M4 Wireless WiFi Speaker Portable Bluetooth Speaker Metro Audio Heavy Bass Sound for iOS Android Windows With MFi certified

29 reviews
100% of buyers enjoyed this product! 112 orders
US $499.00
Total Price:
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Free shipping worldwide

EU countries' orders: will ship from Gernamy warehouse (Blue, Red and Orange color)
Main Features:
- RedDot Award Winner in German
- Retro design with handcrafted leather and aluminum panel
- Leather belt for over the shoulder is easy to carry ourdoor
- High-Capacity polymer lithium battery provides 6-8 hours of continuous use
- Special button to Maximum Bass
- No soud loss with Wi-Fi or Bluetooth during transmission to HIFI deivces
- Streaming online music services like Spotify, Pandora, iHeart Radio
- MFi certified, easy simple Wi-Fi mode connection through GGMM-M series App
- Supports multi-room play and separate control L/R channels if buy 2 or more devices
- Compatible with iOS/Android/Windows/Mac OS
- Exclusive GGMM app gives you full control of your music
Cabinet: High density 12mm wooden structure
Channel: 2.1
Power consumption: 40W
Wireless technology: Bluetooth 4.0 / Wi-Fi 802.11 b/g/n
Connection mode: Aux in / Wi-Fi / Bluetooth
Working distance: Bluetooth 8-10m / Wi-Fi 10-50m
Input: 18V 3A
App compitibility: iOS 8.0 or later / iTunes 10.1 or later / Android 4.0 or later / Windows XP / Vista/7/8
Streaming: Airplay for iOS / DLNA for Android
Supported Formats: MP3, WAV, WMA, ACC, M4A, AIFF, Apple lossless Flac, APE
Maximum devices: Up to 16 pcs connecting for multi-room function
Packing details:
Item size: 355x152x110mm
Net weight/pcs: 2.83KG
Package size: 405x195x180mm
Gross weight/pcs: 3.62KG



We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
  • If you received the wrong item you can request a refund or a reshipment.
  • If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of thetechmutant (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

Real customer reviews

29 reviews
100% of buyers enjoyed this product!
5 stars
4 stars
3 stars
2 stars
1 star
verifed buyer
13 Jul 2019 23:11

everything was fine

verifed buyer
1 Jul 2019 05:05

Very fast shipping! Exellent speaker! Thank you!

verifed buyer
30 Jun 2019 00:38

very good product

verifed buyer
24 May 2019 12:20

fastest delivery ever ! speaker sounds ok, app is terrible. over wifi streams only locally stored music. no tidal, spotify etc support. you need to find your way how to stream those services over dlna. or use Bluetooth.

verifed buyer
18 May 2019 22:48

The fastest ship ever , just 4 days to MD from Singapore (like 8.7k km). On the first look the item is very good and I'm satisfied, so time will show.. At the moment, I can easily recommend the store and the product!

verifed buyer
18 May 2019 00:32

Szuper termék! Gyors szállítás! Barátságos ügyfélszolgálat! Köszönström!

verifed buyer
30 Apr 2019 05:27

Still very good attention to the store and helps you solve any problems. The product came very fast.

verifed buyer
12 Apr 2019 13:04

Ex,cellent quality, Fast delivery in south korea!!

verifed buyer
7 Apr 2019 20:37

+ very fast delivery to Korea + good sound and good design + long battery time - not properly competible with Samsung galaxy S8 (android version 8.0) both in bluetooth and wifi

verifed buyer
6 Apr 2019 06:52

Super fast delivery, nice speaker.

verifed buyer
4 Apr 2019 09:36

Dhl shipping super fast arrived at cdmx in 5 days, horn generally well, sound sharp, but the truth i expected ma i r power.

verifed buyer
2 Apr 2019 03:13

Good quality product. Fast delivery.

verifed buyer
22 Mar 2019 01:38

Long drove the parcel, the sound is super, i recommend

verifed buyer
10 Mar 2019 13:23

As described. Have not tried it yet. Will advise after first use.

verifed buyer
6 Mar 2019 10:49

Very good sound. Sturdy and very pretty. Thank you

verifed buyer
4 Mar 2019 17:07

Again a 10 to my ggmm friends fast delivery the spectacular sound is the second i buy and i'll buy again.

verifed buyer
3 Mar 2019 12:35

A beautiful, well finished speaker with nice bass sound. Good for music and movies/series.

verifed buyer
26 Feb 2019 04:31

A ***

verifed buyer
24 Feb 2019 23:45

The quality of the column is very good. The sound pleased. Everything is fine. Thank You

verifed buyer
24 Feb 2019 08:35

app is so low for andoird

verifed buyer
24 Feb 2019 01:48

Minden forintját megérte, nagyszerű termék, gyönyörűen és tisztán szól!A szállításról is csak jókat tudok mondani, ahogy vége volt a kínai újévnek fel is dolgozták a rendelést és pár nap alatt itt is volt a német raktárból. Nagyon ajánlom! Thanks

verifed buyer
9 Feb 2019 04:31

quick and accurate. I'm very satisfied!

verifed buyer
28 Jan 2019 07:56

Just connected and all great. Super fast shipping. To be portable, it looks very powerful and very nice in style.

verifed buyer
26 Jan 2019 00:31

Sound, sound, sound is a big five!! Build quality very good, unique design! Android app is little weak. L+R and multiroom mode it works good with ggmm m3. In wifi mode sometimes not connected or stopped the spotify.

verifed buyer
15 Jan 2019 14:09

Great audio quality and materials.

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