Product: computer and notebook speakerModel no.: RM2027H6A8DPJ12Specifications:Rated impedance: 4, 8, 16, 32, 64, 100, 150 (+/- 15%) ohmsMax. rated power: 0.25W (0.5W) Resonance frequency (fo): 750Hz

Product: condenser microphonesModel no.: EM-01Specifications:- Directivity:- Ominidirectional, unidirectional, noise cancelling, ominidirectional, unidirectional, noise cancelling, bi-directional- Siz

Product: condenser microphonesModel no.: EM-01Specifications:- Directivity:- Ominidirectional, unidirectional, noise cancelling, ominidirectional, unidirectional, noise cancelling, bi-directional- Siz

These earphones are high quality products.

These earphones are high quality products.

Specifications:1) Speaker: 15mm dynamic type2) Impedance: 32 ohm3) Sensitivity: 108dB±3dB4) Frequency: 100 Hz±20%5) Max. input power: 20mW6) Cord length: 80cm7) Connector: 3.5mm stereo p

These earphones are high quality products.

These earphones are high quality products.

These earphones are high quality products.