ProTechTrader Piezoelectric Ear Phone High Impedance Ceramic Piezo Ear Piece for Crystal Radios - Upgraded Brass Diaphram with All Soldered Connections
| Headphone Folding Features | In Ear |
| Earpiece Shape | Rounded Tip |
| Headphones Ear Placement | In Ear |
| Is Electric | No |
| Antenna Location | DIY Electronics Projects |
| Compatible Devices | Earphone |
| Cable Features | Retractable |
| Additional Features | All Soldered Connections, Black wire with bare pre-tinned leads, Brass Diaphram |
| Specific Uses For Product | DIY Electronics and Radio Building |
| Style Name | Retro |
| Color | Beige |
| Connectivity Technology | Wired |
| Frequency Range | 200 to 8,000 Hz |
| Audio Driver Type | Piezoelectric Driver |
| Frequency Response | 8E+3 Hz |
| Impedance | 2E+4 Ohm |
| Noise Control | None |
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