Custom Promotional S-shape MP3 Earphone Wholesale
S-shape MP3 Earphone 1. Driver: Φ 16mm mylar speaker 2. Impedance: 32±15% Ω 3. Sensitivity: 115±3dB(at 1K Hz) 4. Frequency Response: 20-20, 000Hz 5. Rated input power: 3mW 6. Maximum input power: 5mW Packing: PE bag, blister+card, or show window case
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