Summary
Communication equipment;Speech;Earphones;Audio equipment;Microphones;Acoustic equipment;Speech transmission systems;Acoustoelectric devices
Technical characteristics
| Publisher | British Standards Institution (BSI) |
| Publication Date | 07/09/2002 |
| Page Count | 34 |
| Themes | Acoustoelectric devices |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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