everything came properly packed. the instruments do not show any damage

everything came properly packed. the instruments do not show any damage

everything came properly packed. the instruments do not show any damage

arrived quickly and it's really cheap. very small form factor

arrived quickly and it's really cheap. very small form factor

arrived quickly and it's really cheap. very small form factor

Received in good order and on time. I love when you guys use Buffalo logistic, they are quick. I haven't tested it but looks good so far.

Received in good order and on time. I love when you guys use Buffalo logistic, they are quick. I haven't tested it but looks good so far.

Received in good order and on time. I love when you guys use Buffalo logistic, they are quick. I haven't tested it but looks good so far.

Works very well but keep in mind does not work with arduino

Works very well but keep in mind does not work with arduino

Works very well but keep in mind does not work with arduino

As advertised.

As advertised.

As advertised.

Perfect price

Perfect price

Perfect price

All O.K.

All O.K.

All O.K.

It is compatible with the GSM systems in South Africa. Good price.

It is compatible with the GSM systems in South Africa. Good price.

It is compatible with the GSM systems in South Africa. Good price.

The documentation is a bit poor and the DTMF API has a serious bug which prevents it from working but for all other functionality I would recommend this.

The documentation is a bit poor and the DTMF API has a serious bug which prevents it from working but for all other functionality I would recommend this.

The documentation is a bit poor and the DTMF API has a serious bug which prevents it from working but for all other functionality I would recommend this.

very good module

very good module

very good module