M120B Lightning / USB-C Earphone Upgrade Cable with Microphone Available Now!

“Mini Ocean” Cable
All-in-one Earphone Upgrade Cable
Supports Lossless Decoding and Phone Calls


Plug and go
Wired earphones are not only for audiophiles, but also for music lovers who need stable sound transmission without delays, and music app membership who want to listen to high fidelity music on the phone. However, it’s a trending for nowadays phones to eliminate the dedicated 3.5mm headphone jack, it’s then required to use adapter cables, decoders, dongles and other products to adapt.

The M120B is integrated with decoding plug, in-line controls and microphone, optional connector, audiophile-grade cable, which allows you to just plug and play.


Up to 384kHz lossless decoding support (USB-C)
Most of the lossless music formats offered by mobile phone apps are 44.1kHz, 96kHz, 192kHz, etc.

The decoding plug used by the M120B has stable performance and very low power consumption, its 384kHz lossless decoding support fully satisfy the daily needs of playing lossless music on mobile phones.


Up to 48kHz lossless decoding support (Lightning)
With the original certified plug C100, it supports up to 48kHz lossless decoding and automatically converts output in Apple Music, QQ Music, NetEase Cloud Music and other apps for iPhone

when the music file is 96kHz or 192kHz.

Compatibility is perfect and it won’t be affected by future firmware upgrade.


Special design for in-line controls and microphone
Different from traditional cable, the M120B places the circuit board at the splitter position. And to ensure high fidelity transmission of sound quality, two separate silver-plated wires are used to connect from the in-line controller to the decoding plug, with no shared loop ground wires for signal.

Hidden inside the in-line controller is a high-performance MEMS microphone circuit that can be used for daily calls, playing games, live streaming and more*.

The round button in the middle can control phone calls and music playback.


How did it get the nickname “Mini Ocean”?
The cable base of the M120B was derived from the shielded upgraded cable BC125A Air Ocean, with its main core made of high purity OCC and a small amount of pure silver, that’s why it got the nickname “Mini Ocean”.

The cable and the decoding plug combined together for a balanced sound quality, even with low power decoding output of the phone.


 Available in MMCX and 2-Pin 0.78 connectors
It provides MMCX and 2-Pin 0.78 connectors for option. For the MMCX connector, it not only supports earphones with regular MMCX connector, but also the new IE series earphones from Sennheiser, such as the IE900.


Two ways of wearing
The M120B is designed with no fixed ear hook, and the cable is very soft, so it allows for straight-down wearing when pairing with earbuds, and it also fits perfectly when wearing over-the-ear.


25.6AWG (core)
22AWG (cross shielding)

Conductor material: 
Litz high-purity OCC and pure silver (core)
Litz silver plated OFC (cross shielding)

Cable structure: 
Φ0.06mm×7×6 strands OCC + Φ0.06mm×7×1 strand pure silver (core)
Φ0.05mm×9×8 strands (cross shielding)


                                                                     USB-C                          Lightning

                                              Plug:          (USB-C)                         (Lightning)
                                         DAC chip:          ALC5686                                C100
                                  PCM decoding capability:         32bit/384kHz                      24bit/48kHz
                                         Output power:  15mW+15mW @32Ω                8.4mW+8.4mW @30Ω
                                         Dynamic range:       >>110dB (A-weighted)                 >>101dB (18-24bit @30Ω A-weighted)
                                            SNR:        >>120dB (A-weighted)                    >>120dB (A-weighted)
                                          Frequency response:        20Hz~20kHz                        20Hz~20kHz


In-line control: CTIA standard


Connector: MMCX and 2-Pin 0.78 for option

If you are interested in getting one, please check with local sales agent for its availability. If there is no sales agent in your local market, just grab one from DD Aliexpress store at