Most earphones are used in smart phones. Smart phone earphones are divided into two standards: OMTP standard is usually called national standard, and CTIA is called international standard. The types of earphones can be classified in many ways. Headphones are classified according to their energy conversion modes, including dynamic coil mode, moving iron mode, electrostatic mode and isomagnetic mode. In terms of structure and function, it can be divided into semi open type and closed type; From the wearing form, there are earplug type, ear hanging type, in ear type and headworn type; In terms of the number of wearers, there are single earphones and multi earphones; From the sound source, it can be divided into active headphones and passive headphones; Active headphones are also often referred to as card headphones. (Quoted from Baidu)

With the development of earphones, the most important pronunciation unit is the dynamic pronunciation unit. After so many years of development, dynamic headset technology has become very mature. The new generation of Meizu earphones, the brand-new Meizu EP2X earphones, are dynamic earphones. Now let's see what the highlights of sound quality are!

The product is packed in white square cardboard box, which makes the overall feeling very simple. The reverse side of the outer packing box introduces the innovative highlights of the product, and the contact information of the manufacturer can be easily seen. The outer packing box adopts the plastic design, which is the packaging method that the author likes very much, to ensure that the product is original and has not been transferred in the middle.

Tear off the plastic of the outer packing box. There is a round seal on the left and right sides of the outer packing box. To open the box, you must tear off the round seal. Tearing off the round seal is a bit laborious and sticky.

There is a manual with a warranty card inside the box, and the headset is placed in a special headset box.

The earphone is taken out of the special earphone box and put in the special winder. The winder feels very comfortable and the workmanship is quite good.

Dynamic earphone, unit diameter 14.2mm, frequency response range 20-20000Hz, product impedance 32 ohms, sensitivity 105 ± 3dB. NdFeB magnet dynamic coil unit addition, three frequency equalization. Neodymium iron boron magnet+double back cavity design, both immersive surging bass and clear and delicate high-frequency details, the tri band balanced sound quality makes you feel uncomfortable listening to any music type. The horn film is made of Japanese superfine biological fiber paper film, and the side film is made of TPU high compliance material. Unique Free Edge design can effectively reduce distortion and enhance the surging feeling of bass.

One side of the wire control is R on the right side, and the other side is L on the left side. The design of the earphone two-sided cable (1.2m), the headphone cable is joined with high elastic Kevlar fiber, the TPE material has the best tensile properties and the wire is flexible and skin friendly, which can be easily retracted and released to reduce the annoyance of easy knotting of the headphone cable. The shell material is PC/ABS+TPE, and the product weight is 13.3g.

The front of the wire control is the product logo, and the hole is the microphone position.

Control of the remote control reverse button:

When listening to music, briefly press the plus and minus buttons to turn up or down the volume.

Small dot button in the middle:

During a call, click the button to answer or end the call, and long press the button to reject the call.

When listening to music, play or pause the music by clicking the button once. Press the button three times for the previous song and twice for the next song.

The headphone plug adopts the conventional 3.5mm plug. Most headphone interfaces in the general market have good compatibility and are suitable for more audio devices. The 3.5mm headphone plug type is L-shaped, with a 90 degree angle design, which is more convenient to use.

Rong Zuer, the girl with wings

Treble audition: the sound comes from the air, and the surround sound effect is obvious. The screams of the fans on the scene can be heard clearly in the left earphone and the right earphone. The high singing voice is crisp, accompanied by a strong subwoofer, which makes you enjoy listening very much. It is obvious that you want to listen again after listening. The sound effect of the headset is very good, and the annoying broken sound has not been heard.

High song - Huang Ling

Listen to the subwoofer: the surround sound effect is still obvious. Harmony, music and singing are intertwined, and the earphones can be well reflected from different directions; In particular, the super bass is shocking. From different directions, the effect is very obvious, and it is very comfortable to hear - very exciting!

Beyond

Listen to the mezzo tone: the singing voice comes from the front, and the harmony comes from the rear, but the voice of the harmony belongs to the mezzo tone, which is very obvious and has a clear sense of hierarchy. In the climax part, music and singing are intertwined, and the earphones reflect it well - the surround sound effect and subwoofer effect are very good.

It is convenient, comfortable and fast to use earphones for making, answering and rejecting calls. The volume can be controlled by earphone or smartphone. Answering and rejecting calls can be controlled by the headset's remote control or smart phone. When using headphones to talk on the phone, the voice is clear without noise or echo.

The comfort of earphones is also very important. A pair of earphones should not be too tight or too loose. They should be worn for a long time. The unique design of Meizu EP2X headset makes wearing more comfortable. The circular arc ear fitting design, comfortable to wear, also introduces the sound into the ear canal, and no sound leakage occurs. The unique edge line design makes the product flexible with rigidity and flexible with rigidity. It is especially suitable for professional music playing devices and smart phone devices. Meizu EP2X earphones bring you excellent high-quality music enjoyment for enthusiasts. In the actual audition experience, we haven't found anything wrong.