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Price: $24.99
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Last Updated: Aug 11, 2025
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With an increasing amount of language learning being done digitally with mobile devices (smartphones and tablets), the importance of an audio component continues to grow. Both PARCC and Smarter Balanced assessments also integrate the use of audio for testing purposes. Growing text-to-speech functions also underscore the need for accessible listening & speaking, made possible with the built-in microphone in the E3T.
This lightweight stereo Ear Bud delivers a fullbodied sound that's tailored for language learning and assessments. The E3T works with iOS, Windows and Android-based platform devices and is iCompatible with tablets, smartphones, netbooks, notebooks, desktop and laptop computers.
This lightweight stereo Ear Bud delivers a fullbodied sound that's tailored for language learning and assessments. The E3T works with iOS, Windows and Android-based platform devices and is iCompatible with tablets, smartphones, netbooks, notebooks, desktop and laptop computers.
- Rugged ABS plastic resists shattering for safety
- Noise-reducing ear covers help decrease external ambient sounds to help keep students more on task
- To Go plug (4-pin connector) enables listening & speaking
- Inline volume control
- Tangle-proof 43" flat cord with 3.5mm plug ideal for use with tablets and smartphones.
- Includes one "medium" and one "small" pair of replaceable ear covers to fit smaller ears
Main Specification
| General Information | |
| Manufacturer | Ergoguys, LLC |
| Manufacturer Part Number | E3T |
| Manufacturer Website Address | http://www.ergoguys.com |
| Brand Name | Califone |
| Product Model | E3T |
| Product Name | E3T Earset |
| Package Type | Retail |
| Product Type | Earset |
| Technical Information | |
| Connectivity Technology | Wired |
| Cable Length | 3.58 ft |
| Sound Mode | Stereo |
| Impedance | 16 Ohm |
| Minimum Frequency Response | 12 Hz |
| Maximum Frequency Response | 22 kHz |
| Connector Plating | Nickel Plated |
| Features | Noise Isolation |
| Features | Rugged |
| Features | In-Line Volume Control |
| Features | Lightweight |
| Features | Ambient Noise |
| Earpiece | |
| Earpiece Design | Earbud |
| Earpiece Type | Binaural |
| Driver Size | 0.39" |
| Microphone | |
| Integrated Microphone | Yes |
| Detachable Microphone | No |
| Interfaces/Ports | |
| Host Interface | Mini-phone (3.5mm) |
| Physical Characteristics | |
| Durability | Tangle Resistant Cord |
| Form Factor | In-ear |
| Weight (Approximate) | 0.67 oz |
| Miscellaneous | |
| Package Contents |
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| Compatibility |
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| Warranty | |
| Limited Warranty | 1 Year |
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WARNING:: The plastic used in cable products can expose you to lead and lead components,
chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
