Standard AT commands Item Weight: 4.54 g Package Dimensions: 12.1 x 10.6 x 0.2 cm Adjustable serial baud-rate from 1200 to 115200 bps Single supply voltage: 3.4V – 4.5V Power saving mode: Typical power consumption in SLEEP mode is 1.5mA Frequency bands: SIM900A Dual-band: EGSM900, DCS1800. The SIM900A can search the two frequency bands automatically. The frequency bands also can…
Bluetooth Protocol: Bluetooth Specification V4.0 BLE USB Protocol: USB V2.0 Operating Frequency: 2.4GHz ISM band Modulation Mode: GFSK (Gaussian Frequency Shift Keying) Transmitting Power: ≤4dBm Sensitivity: ≤-84dBm at 0.1% BER It’s easy to use and completely encapsulated. You can set it as slave or master. You can use AT command set the baud rate.
Bluetooth protocol: Bluetooth Specification v2.0+EDR Frequency: 2.4GHz ISM band Modulation: GFSK(Gaussian Frequency Shift Keying) Emission power: ≤4dBm, Class 2 Sensitivity: ≤-84dBm at 0.1% BERCSR Bluetooth Chip Solution Enhanced Data Rate (EDR) compliant with V2.0.E.2 of the specification for both 2Mbps and 3Mbps modulation modes Full Speed Bluetooth Operation with Full Piconet Support and Scatternet Support Incredible small size with 3.3V…
The smallest 802.11b/g/n Wi-Fi SOC module Up to 160MHz clock speed Built-in 10 bit high precision ADC UART baud rate up to 4Mbps Low power 32-bit CPU, can also serve as the application processor
Communication interface voltage: 3.3V Working current: 240mA(MAX) Serial port baud rate: 115200 (default), can be modified to other values by AT command Serial communication format: 8N1 Wireless Network Mode: station / softAP / SoftAP + station Wireless criteria: 802.11 b / g / n WIFI @ 2.4 GHz, support for WPA / WPA2 security mode +19.5dBm output power
