eBay

"SIM800C Development Board Four Frequency GSM/GPRS Module Supports Bluetooth/DTMF

Model: SIM800C
Color: Blue
Input Voltage: DC 5V~18V
Bluetooth Function: Yes
TTS\DTMF Function: Yes
Size(L*W): 40.9 x 51.3 mm

Interface Description:
GND: Power ground wire
VCC_IN: Power pin, input DC5V-20V, for power supply to the board
RI: Kernel ringing tip
DTR: Data terminal preparation
TXD: Module serial port transmission pin, TTL level (not directly connected to RS232 level)
RXD: Module serial port receiving pin, TTL level (not directly connected to RS232 level)
U2_R: Module serial port 2 receiving pin
U2_T: Module serial port 2 send pin
V_M: Connect the target control panel, the core voltage of the microcontroller 5V/3.3V (according to the number of V kernel itself), which is used to transform the TXD and RXD of the GSM module board as the corresponding TTL logic.
ADC:ADC detection
SPP: Positive pole of the kernel audio output pin
SPN: Negative pole of the kernel audio output pin
MC- kernel: Audio input pin negative
MC+: Positive pole of the kernel audio input pin
PWR: Low pull of this pin can open or close the module.
BAT: Lithium-ion battery input pin, 3.3v-4.4v

Features:
Stable performance, small appearance.
Self projectile SIM card slot design, can use mobile or Unicom 2G/3G/4G card or card.
The audio interface pin mode leads, convenient testing, reserved headset and microphone interface.
SIM800C is a four frequency GSM/GPRS module,high cost performance and can meet the needs of customers.
Reserved IPEX interface, SMA interface, spring antenna interface, can use different antennas for different occasions.
Bluetooth function, Bluetooth 3 protocol, enhanced Bluetooth antenna signal super strong, support serial SPP and audio service, etc.
With a work indicator, no network, no SIM card or SIM card insert reverse LED lamp 1 second interval flash, normal access network 3 seconds flash.
Module TTL electrified flat conversion circuit, compatible with a variety of single-chip serial port. Direct connections do not need to be converted.
Support the TTS\DTMF function,text can be broadcast directly through language,identify each other's keys during a call,implementation and 10086 voice station functions.
Reserved lithium battery powered BAT interface, which can be powered by lithium battery, convenient for engineering development, 3.7V lithium battery or 18650 lithium battery.
The module is connected to the power supply and automatically connected to the network. No buttons are needed to control the boot. The power on is started directly, which saves the trouble of starting the process, and sets the boot pin to achieve the user's own control switch.

Package Included:
1 x SIM800C Development Board"

Pls buy with confidence
Shipping
Payment
About us
customer service

Pls buy with confidence

We are spending more than 6 years in eBay business, we promise, we are an Honest and Hard-working seller, we do love our Job, we already try our best to provide best services.

Hope you enjoy your purchase in our store

If any questions and ideas, just feel free to tell us ,we are here for you or will be back to you within 24 hours.

Our reputation for excellent customer service has been built over 5 years of trading by providing great value and support to all of our customers. With tens of thousands of products shipped,we understand the things that matter to you, the buyer.

Shipping

We ship to Paypal registered address only!
Items will be shipped within 24 hours after payment received.

For Items that shipped from China is send by Airmail, it normally take 15-35 days for delivery
For Items that shipped from UK warehouse is send by Royal Mail
, it normally take 2-5 days for delivery, and no tax to The European Union!!!
If you do not receive your item after 35 days. please contact us immediately for further assistance. We will be responsible for any damages or losses incurred in the shipping process.
Import duties, value added taxes and any other charges are NOT included in the item price or shipping costs. As an eligible importer,you are responsible for any reasonable tax or any other importation fees.

Payment

We accept paypal only !
Payment must be received in 5 business days .
Please leave note for your special request (e.g. Colors or Size) in PayPal when you pay the order.
Any special request cannot be accepted after 24 hours of payment, because most of orders will be processed instantly and same day dispatched.

About us

Specialized in electronic components and moudels.

Real store, Goods in stock.

Competive price. Good quality

We have more than 8 years experience in international business.have a wealth of experience in shipment. and we work with reliableshipment company, can get good price from DHL in Hongkong.

customer service

1. We take care of all requirements from every single valued customer, like you. Therefore, we do our best to control the quality of each item before sending.

2. In very rare case, if the product is found faulty, please contact us for return or refund.

3. In addition, we offer 30 days unconditional Refund Warranty and 1 Year Manufacturer Warranty.

4. We must be informed if you do not like the device within 7 days upon receiving the item and we will give you a returned merchandise authorization number (RMA). Without (RMA), the buyer will be responsible for any loss of return.

5. All returns must include all original items undamaged, in re-saleable condition, all original packaging including manuals, warranty forms, etc.

6. As we are selling all items on eBay from factory at lowest price, we are unable to refund you shipping and handling costs. Buyer is responsible for shipping costs incurred shipping products back.