XM-15B Bluetooth Serial Port Module Master Slave Arduino compatible HC-05/06 XM-15B Bluetooth Serial Port Module Master Slave Compatible Arduino HC-05/06 features: * Power 3.0V -6V* 3.3V / 5V logic levels* Bluetooth version V2.1 + EDR* Frequency: 2.4GHz ISM band* Reach approx. 30m* Security: Authentication and encryption* Supports AT commands for configuration through a serial port* Working temperature: -20 ºC to +75 ºC* Working current - 50 mA* PCB dimension: 35 x 19m -Using the conventional Bluetooth CSR chip, the protocol standard Bluetooth V2.1 + EDR, passes the Bluetooth BQB certification-Fast start, only 0.3 seconds to complete the initialization of the complete module (including the Bluetooth protocol stack)- Built-in hardware protector, never hangs Code W0022 Available Price €7.49
SIM900 Four Band GSM GPRS Module with Antenna shield for Arduino SIM900 Four Band GSM GPRS Module with Antenna shield for Arduino features: - GSM / GPRS SIM900 module-based development card / shield from Simcom - The shield allows you to get SMS, MMS, GPRS and audio via UART by sending AT commands (GSM 07.07, 07.05 and SIMCOM Enhanced COM Commands). - The shield also has 12 GPIOs, 2 PWMs and a ADC of the SIM900 module (All of them are 2V8 logic) present on board. - Quad-Band 850/900/1800/1900 MHz: it would work on GSM networks in all countries of the world. - GPRS multi-slot class 10/8 - GPRS mobile station class B - Complies with GSM phase 2/2 + - Class 4 (2 W @> Code W0090 Available Regular price €25.99 -€3.50 Price €22.49
A6 GSM GPRS Four Band GPRS Module with MCU Antenna GSM A6 Four Band GPRS Module with MCU Antenna features: - GSM / GPRS module / development board / shield based on GPRS A6 - Supports GSM / Dual band GPRS, available for remote GPRS and SMS data transmission - Compact size and low current consumption - With energy saving technique, current consumption is as low as 5mA (sleep mode) - Communicates with the microcontroller through the UART port, supports the command including GSM 07.07, GSM 07.05 and Ai-Thinker Enhanced AT Commands - Working frequency: four-band network, 850 / 900/1800 / 1900MHz - Operating voltage: 4.8-9VDC (Supply power of the on-board regulator circuit for the A6 module) - Working current: 2A maximum - Current Sleep: 5mA Code W0062 Available Price €14.49
SIM800A GSM GPRS Shield Board Four Band GPRS Module with MCU Antenna The SIM800A modem is based on SIMCOM's dual band GSM / GPRS. Code W0104 Available Price €15.95