?i?u này là thi?t thòi l?n cho các V?V ??nh cao trong b?i c?nh ph?i t?p luy?n, thi ??u, c?nh tranh ? t?m th? gi?i.You'll be able to either plot the minimal and greatest peak measurement values or file the waveform trace. And, with expandable microSD memory, recording sessions can be done for up to fourteen days. This recorder is a lot more pote