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| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
Features:
* 100% Brand New
* When you watch television, attend meetings or have classes - this product can help you to hear sounds clearly and loudly
* Accurate and easy to use
* Volume can be adjusted.
* Help you hear the sound clearly and loudly, whether indoors or outdoors.
* Max Sound Output: 129 +/- 4dB.
* Sensitivity: >= 38dB.
* Frequency range: 450Hz ~ 3500Hz.
* Working Voltage: DC 1.5V
* Working Current: < 8mA
