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Reviews (5)
Apr 06, 2020
Excellent
Excellent, good amplification, recording quality, cheap
Jun 22, 2020
very, very good!
easy to use
Dec 27, 2013
OK, very good.
0 of 1 found this helpful Firstly, the dimension of the calculator is just right for most hands. This is an important factor because devices are designed for human use. Therefore, an ergonomic design is one of the winning properties of modern products.