Paragraph 21 Radio Microphones
Wireless telegraphy apparatus designed or adapted for Telephony, for the purpose of aids to project personal voice or music, so as to be capable of use on one or more of the frequencies within the frequency bands, and at a radiated level not exceeding the maximum for such frequencies or frequency bands, for each category of apparatus, specified in the table below–
| Frequencies or frequency band | Radiated level | Channel bandwidth | Music or speech permitted | ETSI standard |
|---|---|---|---|---|
| 174.6, 174.675, 174.77, 174.885, 175.02 MHz | 5 mW erp | 50 kHz | Yes | I-ETS 300 422 |
| 173.8, 174.1, 174.5, 174.8, 175.0 MHz | 2 mW erp | 180 kHz | Yes | |
| 863–865 MHz | 10 mW erp | ≤ 200 kHz | Yes |