40mm Speakers Driver 32ohm Headphones H777 Hifi Bass Diaphragm Unit 0.05w 2pcs

32 ohm Bass headphone speaker 40MM non-textured diaphragm headphone H777 full frequency headphone speaker sound unit .

Impedance: 32 OHM.
Rated power: 0.05(W)
Name: super bass headphone driver units
Frequency: full range 20-20000KHz
Sensitivity: 113dB/W
Harmonic distortion: 2 (TMD%)
SNR: 1dB
Size:40mm .
Shape: Round
Model: Myth H777 Low Impedance
Diaphragm material: No lines diaphragm
Magnetic circuit form: internal magnetic type
Type: Electric type (moving coil type)
Uses: High Fidelity (Home)
Frequency characteristics: full band (full range).

Diaphragm adopts multiple processes and multiple materials and composite hot pressing molding, matte texture, special material, anti-wrinkle and drop resistance, and the hand-pressed diaphragm is not easy to deform. The elasticity is good, with strong magnetic copper-clad aluminum wire, bandwidth, adjustable Strongn.

No lines diaphragm 777 headphone speaker unit，Sony’s headset is similar.

Instructions for use:
1. After receiving the speaker, first use a multimeter to test the unit to make sure that the speaker is good. During welding, the unit is labeled positive and negative. The marked colors are positive welding positive wire, and unmarked spot welding negative.

2. The soldering iron should not be used for more than three seconds. If the soldering time is too long, it is easy to burn the voice coil leads or directly burn the circuit board, causing the speaker to short-circuit and become silent. Welding must be handled well.

Package： 2pcs .