What you’ll get:

-SEM-02 Versatile Miniature Microphone

-XLR dongle with gold-plated connector

-CLP02 Black Clip

-WS01 Windshield

-User Guide


-Warranty card (printed inside the box)



SEM-02 is a versatile miniature microphone designed to capture the true sounds you throw at it, even the smallest details. The enhancement of its components ensures a higher dynamic range, capability to accept higher SPL, and more accurate sound reproduction.

The design improvement makes it possible to be wireless systems compatible. SEM-02 suits for any of your projects, whether recording and amplifying your beloved acoustic instruments or capturing voice and sound design in film production. The smaller form factor of the microphone head and cable make it well concealed.

Compact and Versatile
It has a 5.8 mm mic diameter and only a 1.5 mm cable diameter. So, Seruniaudio SEM-02 is Smaller than its predecessor, the SEM-01. SEM-02 uses Ultra-high Sensitivity Electret microphone with maximum SPL at 115dB with S/N Ratio 78 dB. This mic will capture and reproduce the true sounds with crystal clear audio.

Wireless System Compatible

Seruniaudio SEM-02 uses a microdot adapter system that unlocks endless possibilities. With these feature, you no longer tied to a single wireless system. Instead of buying a new mic every time you switch systems, all you need to do is swap the adapter. Seruniaudio SEM-02 microphones are compatible with most leading wireless system, such Sennheiser, Shure, Sony, Fifine, AKG, Rode, and more.


Say goodbye to your annoying microphone stands when it comes to mic acoustic instruments. SEM-02 is mounted directly to your instruments. Feel free to move, it will follow your movement resulting in more stable sound reproduction. Moreover, you can also conceal it on your suit or set in film production, thanks to the smaller form factor Seruniaudio SEM-02 has to offer.

Seruniaudio SEM-02 Features:

  • Ultra-high Sensitivity Electret microphone
  • More compact and smaller than its predecessor
  • Unprecedented headroom and clarity, with an S/N Ratio of 74dB and a maximum SPL of 115dB
  • Microdot connector (a gold-plated Neutrik XLR connector – XLR adapter is included)
  • Less feedback in live stage performing
  • A flexible adapter system supplies compatibility with a wide range of wireless systems
  • Can be plugged in directly to a smartphone using a TRRS adapter


A fundamental part of the modular system that SEM-02 has to offer is various mounting options that allow for simple and reliable microphone positioning on any of your needs.

ALC01 Alligator Clip / Tie clip

Clip for attaching the microphone to your cloth (lapel, tie, shirt, etc)

SVA01 Violin Accessory Set

A clip for attaching the SEM-02 to your violin and viola.

SUA01 Universal Accessory Set

The Universal Accessory Set (SUA01) is one of a kind accessory that can be mounted to various cylindrical surfaces from small to something large in diameters such as an Oboe, Clarinet, or even a microphone stand.

SBA01 Brass Accessory Set

The SBA01 brass accessory can be used for mounting the SEM-02 to any brass instruments, including saxophones.

There is more…

Technical specification

Transducer Type : Ultra-high Sensitivity Electret Condenser Microphone
Polar Pattern : Omni – Directional
Frequency Response : 20Hz – 20.000 Hz
Impedance : 300 Ω
Cable Length : 250 cm (Ø 1.5 mm)
Max. SPL : 115 dB
Sensitivity : -32 ±3dB @f=1KHz,1Pa
S/N Ratio : 74 dB
Dimensions : Length (1250 mm), Diameter (Ø 20 mm)
Weight : 500 g
Capsule Diameter : 5,8 mm
Output Connector : Microdot Connector (XLR adapter with gold plated pins is included)
Power Requirement : +48V Phantom Power on XLR adapter

Frequency Response Diagram


Dewa Budjana (INA)
(Guitarist – GIGI, solo guitarist)
What I hear and feel from the sound of my acoustic guitar is the same as the result after it is recorded on the track. I think that’s the most important thing in a mic and sem-02 already represents all of that.

Additional information+
Weight 0.4 kg
Dimensions 20 × 10 × 15 cm