gsm sim908 module with gsm/gps antenna

gsm sim908 module with gsm/gps antenna; 1.Quad-Band 850/900/18001900MHz; 2.GPRS class 8/10: Max. 85.6 kbps (downlink); gsm sim908  module with gsm/gps antenna Product Description

Quad-Band 850/900/18001900MHz GPRS multi-slot class 10 GPRS mobile station class B Compliant to GSM phase 2/2+ - Class 4 (2 W @ 850/900 MHz) - Class 1 (1 W @ 1800/1900MHz) 

Control via AT commands (GSM 07.07, 07.05 and SIMCom enhanced AT Commands) SIM application toolkit Supply voltage range: -GPRS: 3.2 ~ 4.8 V -GPS: 3.0 ~ 4.5V Low power consumption Dimensions: 30*30*3.2mm Weight: - SIM908: 5.2g - SIM908-C: 11.1g Operation temperature: -40 ° C to +85 ° C Specifications for SMS via GSM / GPRS Point-to-point MO and MT SMS cell broadcast Text and PDU mode Specifications for audio Tricodec - Half rate (HR) - Full rate (FR) - Enhanced Full rate (EFR) Hands-free operation Echo cancellation Specifications for data transfer GPRS class 8/10: Max. 85.6 kbps (downlink) PBCCH support Coding schemes CS 1, 2, 3, 4 CSD up to 14.4 kbps USSD Non transparent mode PPP-stack Integrated TCP/IP stack Compatibility AT cellular command interface Specification for GPS Receiver type - 42-channel - GPS L1 C/A code, - High-performance STE engine Sensitivity - Tracking: -160 dBm - Cold starts: -143 dBm Time-To-First-Fix - Cold starts: 30s (typ. ) - Hot starts: 1s (typ. ) Accuracy - Horizontal position: < 2.5m CEP Power consumption (GSM engine in idle mode) - Acquisition 77mA - Tracking 76mA Interfaces 80-pad with SMT type Interface to external SIM 3V/ 1.8V Dual analog audio interfaces SPI interface RTC backup Charge interface A serial interface and a debug interface for GSM/GPRS Debug interface for GPS NMEA information output Two separate antenna connectors for GSM/GPRS&GPS Certifications CE RoHS

gsm sim908 module with gsm/gps antenna