RDS1811S01A | Rectangular Micro Speaker Unit | 18×11mm | 16Ω 40mW | Waterproof Grade 6
Compact 18×11mm micro speaker unit with 16Ω impedance, 126dB SPL, and IPX6 waterproofing—ideal for portable and wearable audio devices.
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- Designed By: SpeakerDriver
- Product ID: RDS1811S01A
Technical
Specifications
| Specification | Details |
|---|---|
| Model | RDS1811S01A |
| Dimensions | 18 × 11 mm |
| Net Weight | Approx. 2.1g |
| Impedance | 16Ω ±15% (at 1kHz, 126mV input) |
| Rated Power / Max Power | 40mW / 50mW |
| Sound Pressure Level (SPL) | 126 ±3dB (at 1kHz, 126mVrms with 711 EAR) |
| Resonance Frequency | 300Hz ±20% |
| Frequency Response | Shown in FR Curve (50Hz – 8kHz usable range) |
| Distortion | ≤ 3% (50Hz – 8kHz) |
| Operating Temperature | -20°C to +65°C |
| Storage Temperature | -20°C to +65°C |
| Waterproof Rating | IPX6 Equivalent (6-pole waterproof) |
| Insulation Impedance | >1 MΩ (at 50V DC) |
| Polarity | Input 0.2V DC → Coil moves forward → "+" terminal |
| Material Composition |
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| Packaging | 100 pcs/tray, 25 trays/carton (3600 pcs/carton) |