# 748A GPRS GSM модуль плата адаптера microSIM карта Core boardfor

HW-748A  GPRS GSM Module  GPRS adapter board GSM module microSIM card Core boardfor Ardu

Module model: SIM800L (new module, performance exceeds SIM900/M590)

Working voltage: 3.7~4.2V (current peak value 1A, please do well)

Support network: global quad-band network

Module size: 2.5cmx2.3cm

The serial port is a TTL serial port and can be directly linked with the single chip microcomputer.

The module automatically powers on and turns on the network

One on-board signal indicator (slow flashing with signal, fast flashing without signal)

Small size, no GSM module smaller than this module

All-machine SMT processing, reflow soldering, stable performance factory direct sales

Q1. What is your terms of packing?
A: Generally, our modules are all with Anti-static bag individually wrapped,also can be accepted customized package.
Q2. What is your terms of payment?
A: Full payment. Goods would be shipped in 1-3work days after payment received, finally depends on quantities.

Q3. What is your terms of delivery?
A: Generally EXW,can be according to customer’s requests.

Q4. How about your delivery time?
A: Generally, goods would be shipped in 1-3 work days after payment received, finally depends on order quantities.

Q5. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q6. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.