General Information

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.

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

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:	Tangle Resistant Cord
Features:	In-Line Volume Control
Features:	Ambient Noise
Features:	Rugged
Features:	Lightweight

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:	E3T Earset 1 x Medium Replaceable Ear Cover Pair 1 x Small Replaceable Ear Cover Pair
Compatibility:	Tablets Smartphones Netbooks Desktop Computers Laptop Computers