| Type | Datasheet | Volume (mm³) | Sensitivity @1 kHz (dBSPL) | Noise Level (dB A SPL) | Battery Drain (µA) | Port | Delay (µs) | |
|---|---|---|---|---|---|---|---|---|
6909/1
|
- | -37.0 (Omni), -36.0 (Dir.) | - | 40 | 3d (front), 9n (rear) | 17.0 |