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
Combination: CP28*5 & CP32*2 & GatewayProtocol: LORAWAN+BLE5.1
Features: DX-CP32 is worn on the person, DX-CP28 is used to arrange the positioning anchor point indoors, obtain the indoor positioning position of DX-CP32, and transmit it to the cloud server through the gateway
Combination: CP28*5 & CP32*2Protocol: LORAWAN+BLE5.1
Features: DX-CP32 is worn on the person, and DX-CP28 is used to arrange positioning anchor points indoors to obtain the indoor positioning position of DX-CP32.
Chipset: SEMTECH & NORDIC chipProtocol: LORAWAN+BLE5.1
Distance: 3KmSize:40*24*5mm
Charge:Supports Tyce-C chargingBattery life: 1~2Year
Usage: Hospital, nursing home, indoor sports arena, amusement park, music festival
Chipset: Dialog14531Bluetooth：BLE5.1&NFC Read
Size:40*24*5mmWaterproof:IP67
Distance: 50~70mBattery life: 1 Year
Features: Added NFC function, which can read device information through NFC when the device battery is low. In addition, NFC can execute simple operation instructions。
Chipset: Dialog14531Bluetooth：BLE5.1
Size:40*24*5mmWaterproof:IP67
Distance: 50~70mBattery life: 1 Year
Usage: Hospital, nursing home, indoor sports arena, amusement park, music festival
Chipset: Dialog14531Bluetooth：BLE5.1&NFC Read
Size:40*24*5mmWaterproof:IP67
Distance: 50~70mBattery life: 1 Year
Features: Added NFC function, which can read device information through NFC when the device battery is low. In addition, NFC can execute simple operation instructions。
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
