These are internal speakers in a compact design. They offer premium sound quality for high-definition clarity and 3D soundstage. These internal speakers are suitable for uses in cord/cordless phones and headphones.

• Rated input: 0.5W.
• Maximum input: 0.8W.
• Frequency range: 200-20KHz.
• Resonance frequency: 950 ± 20%.
• Impedance at 1kHz: 8 ± 15%Ω.
• Sound pressure level: 88 ± 3dB aver at1.0, 1.2, 1.5,2.0kHz.