HC-05 TTL Bluetooth Module
1. Bluetooth protocol: Bluetooth Specification v2.0+EDR.
2. Frequency: 2.4GHz ISM band.
3. Modulation: GFSK(Gaussian Frequency Shift Keying).
4. Emission power: =4dBm, Class 2.
5. Sensitivity: =-84dBm at 0.1% BER.
HM-10 TTL BLE Bluetooth Module
1. Bluetooth Protocol: Bluetooth Specification V4.0 BLE
2. USB Protocol: USB V2.0
3. Operating Frequency: 2.4GHz ISM band
4. Modulation Mode: GFSK (Gaussian Frequency Shift Keying)
5. Transmitting Power: ≤4dBm
6. Sensitivity: ≤-84dBm at 0.1% BER
7. It’s easy to use and completely encapsulated.
8. You can set it as slave or master.
9. You can use AT command set the baud
L298P Motor Driver Shield
1. L298P based Arduino motor driver shield
2. Onboard Buzzer (D4).
3. Onboard Bluetooth interface, you can directly plug, no wiring required.
4. Six Analog interface.
5. Forward, Backward steering indicators