40mm Headphones Speaker Unit Driver 32ohm Hifi Diaphragm 2pc Hd598 Hd650

32 ohm 40MM headset twitter three-film composite super soft bass headphone speaker .

Rated impedance: 32 ohm.
Rated power: 0.03 (W).
Frequency characteristics: full frequency band (full range).
Diaphragm material: three-membrane composite.
Shape: round.
Size : 40mm .
Magnetic circuit form: internal magnetic type.
Type: electric type (moving coil type).
Uses: high fidelity (home use).

Headphone speaker magnet adopts 20-core large magnetic N42 high performance, the voice coil adopts imported copper-clad aluminum wire, and the diaphragm is made of three imported composite materials.

Headphone unit has a beautiful curve, wide bandwidth, wide sound range, and sweet sound. For Senh.. HD598 and HD650 are also using this special material diaphragm.

Instructions for use:
1. After receiving the horn, first use a multimeter to test the continuity of the unit to ensure that the horn is good. During welding, the unit is marked with positive and negative poles. The color marked is positive welding positive wire, and the unmarked spot welding negative electrode.

2. The soldering iron should not exceed three seconds when soldering. If the soldering time is too long, it is easy to burn the voice coil lead or directly burn the circuit board, resulting in short circuit of the speaker and silence. Be careful in welding to avoid short circuit.

Package：2 pcs .