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The RD-0625A is a 6mm 16Ω dynamic speaker driver for earphones, offering 101±3dB sensitivity and clear audio performance. Built with a PET diaphragm and neodymium magnet, it ensures reliability, low distortion, and compact design—ideal for high-quality in-ear audio products.
| Specification | Details |
|---|---|
| Model | RD-0625A |
| Driver Type | Dynamic |
| Driver Size | 6mm |
| Impedance | 16 ±15% Ω (at 1kHz, 1mW input) |
| Sensitivity (SPL) | 101 ±3 dB (at 1kHz, 126mVrms input with 711EAR) |
| Resonance Frequency | 375 ±10% Hz (Free Air) |
| Rated / Max Power | 3mW / 5mW |
| Total Harmonic Distortion (THD) | ≤ 3% (50Hz–8kHz at 1mW) |
| Insulation Resistance | >1 MΩ (at 50V DC) |
| Net Weight | Approx. 0.55g |
| Operating Temperature | -10°C to +60°C |
| Storage Temperature | -10°C to +60°C |
| Vibration Test | 10Hz–55Hz, Amplitude ≥3.5mm, 2h each direction |
SpeakerDriver™
by Cockatwo Private Limited
CIN: U62013RJ2023PTC091507
Manufacturing Unit: Yongsheng Industrial Park 523510, Dongshan, Qishi, Dongguan, China