SIM800A supports Dual-band 900/1800MHz, it can transmit Voice, SMS and data information with low power consumption. With tiny size of 24*24*3mm, it can smoothly fit into slim and compact demands of customer design.
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 modeSoftware features
•0710 MUX protocol
•Embedded TCP/UDP protocol
•FTP/HTTP
•MMS
•POP3/SMTP
•DTMF
•Jamming Detection
•Audio Record
•SSL
•TTS_CN (optional)
•BTE 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
•BTE Antenna pad
Compatibility
•AT cellular command interface
Certifications
•ROHS •REACH
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