Operating voltage: 3.3VCommunication distance: 300 meters
Crystal oscillator frequency: 16MHz ± 10ppmAir speed: 2Mbps/1Mbps/250Kbps
Communication interface: SPIWorking frequency: 2.4~2.525GHZ Transmitting power: 7dbm
Features: Compared with nRF24L01, it has a chip crystal oscillator and a smaller size.
Operating voltage: 3.3VCommunication distance: 230 meters
Crystal oscillator frequency: 16MHz ± 10ppmWorking frequency: 2.4~2.525GHZ Transmitting power: 7dbm
Air speed: 2Mbps/1Mbps/250KbpsCommunication interface: SPI
Features: low cost, fully compatible/replaces nRF24L01+/nRF2401A series
Satellite: GPS+BDS+GLONASSPositioning accuracy: <2M
Update rate: 1HzSignal accuracy: 1PPS
Speed:<0.1m/s.Volts:5V
Features:Standard UART communication interface, select the appropriate baud rate, connect the RX and TX pins to the Arduino/Raspberry Pi development board for connection and communication
Satellite: GPS+BDS+GLONASSPositioning accuracy: <2M
Update rate: 1HzSignal accuracy: 1PPS
Speed:<0.1m/s.Volts:3.3V
Features:Standard UART communication interface, select the appropriate baud rate, connect the RX and TX pins to the Arduino/Raspberry Pi development board for connection and communication
Frequency band:13.5 MhzRead/Write Speed:Support 106/212/424/848 kbps
Module Size:54x43x2.2mmOperating Distance:6cm
Operating Voltage:5VOperating temperature:-40℃~+105℃.
Module size: 31×15.7×4mmCommunication distance: 75 meters
Bluetooth protocol: SPP3.0+BLE4.2Transmission rate BLE: 4.8KB/s
Antenna type: OnboardCertification: CE FCC SRRC BQB
Chip model: BK3633Communication distance: 181.6 meters
Hardware interface: UARTModule size: 17.5×12×0.8mm
Operating voltage: 3.3VPower consumption mode: 82.01uA
Working voltage: 3.3V-5VCommunication distance: 70m
Hardware interface: UARTChip model: DA14535
Transmitting power: -18~+4dBmModule size: 26.6×12.8×2.3mm
Features:Multilink Module(can connect 8 slave modules)
Module size: 14.5×12mmChip scheme: DA14531
Transmission rate: 10KB/sBluetooth protocol: BLE5.1
Certification: CE FCC SRRC
Energy saving mode: Hibernation mode 2uA Low power mode 19uA
Module size: 8.3×7.6mmChip scheme: DA14531
Transmission rate: 10KB/sBluetooth protocol: BLE5.1
Antenna type: Ceramic & externalCertification: CE FCC
Energy saving mode: Hibernation mode 2uA Low power mode 19uA