| BRAND | Bruel-Kjaer |
| Product | 4189-A-021-1/2 |
| Description | Free-field Microphone |
| Internal code | IMP4313428 |
| Weight | 3.25648 |
| Technical specification | 1/2" Free-field Microphone, 20 Hz to 20 kHz, Prepolarized, Incl. Preamplifier 2671 with TEDS |
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