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• SIM800A is a two frequency GSM/GPRS module for SMT encapsulation. Its performance is stable, the appearance is small, the price ratio is high, and it can meet the various needs of the customer. • The operation frequency of SIM800A is GSM/GPRS 900/1800MHz, which can realize the transmission of voice, SMS and data information with low power. The size of SIM800A is 24*24*3mm, and it can be applied to the design requirements of various compact products.

General features

•Dual-band 900/1800MHz

•GPRS multi-slot class 12/10

•GPRS mobile station class B

•Compliant to GSM phase 2/2+ –
Class 4 (2 W @900MHz) –Class 1 (1 W @1800MHz)

•Dimensions: 24*24*3mm

•Weight: 3.1g

•Control via AT commands
(3GPP TS 27.007, 27.005 and SIMCom enhanced AT Commands)

•Supply voltage range 3.4 ~ 4.4V•Low power consumption
•Operation temperature:-40℃ ~ 85℃

Specifications for GPRS Data

•GPRS class 12: max. 85.6 kbps (downlink/uplink)

•PBCCH support

•Coding schemes CS 1, 2, 3, 4
•PPP-stack •USSD

Specifications for SMS via GSM/GPRS

•Point to point MO and MT

•SMS cell broadcast

•Text and PDU mode

Software features

•0710 MUX
protocol

•Embedded TCP/UDP protocol

•FTP/HTTP

•MMS

•POP3/SMTP

•DTMF

•Jamming Detection

•Audio Record •SSL

•TTS_CN (optional)
•Bluetooth 3.0 (optional)

Specifications for voice

•Tricodec –Half rate (HR) –Full rate (FR) –Enhanced Full rate (EFR)

•AMR –Half rate (HR) –Full rate (FR)
•Hands-free operation (Echo suppression)

Interfaces

68 SMT pins including

•Analog audio interface

•RTC backup

•USB interface

•Serial interface

•Interface to
external SIM 3V/1.8V

•GPIO •ADC •PWM •I2C •GSM Antenna pad

•Bluetooth Antenna pad

Compatibility

•AT cellular command interface

Certifications

•ROHS •REACH