SIM868 Development Board GSM / GPRS / Bluetooth / GPS Module 868MHz with Micro SIM Card Holder

Feature Support GPS BD GLO LBS base station positioning all round positioning Equipped with RTC backup battery support hot start and warm start the positioning speed is greatly enhanced Positioning data supports GPS independent serial port acquisition and configuration more options more convenient The positioning data also supports the GSM serial port which is obtained and configured through AT commands which is faster and simpler Adding various kinds of single chip programs greatly helping the rapid development of single chip Advantage Rich interfaces common planning of common interfaces and integrated headphone jack leading to save space with a pinThe power supply has an enable control pin which can control the power switch and can realize remote unmanned control Both the main serial port and the GPS serial port integrate level matching circuits and the compatibility is very stable With 2 status indicators the module status is clear and easy Antenna 50R impedance matching GSM signal measured up to 31 full grid under strong environmentSupport base station positioning normal positioning when GPS signal is poorWith the same quality and the same chip we have the lowest price and high cost performance Package includes 1 x SIM868 development board module1 x SMA head GPS Beidou dual mode antenna1 x IPEX to SMA cable1 x GSM LTE antennaRTC backup power supply the device is powered to the RTC after power off GPS power control pin It is used to control whether