TTGO LoRa32 433/868/915Mhz ESP32 LoRa OLED 0.96 Inch SD Card Bluetooth WIFI Wireless Module-V1.6.1 S
E-990
ESP chip: ESP32 PICO-D4
Flash: 4MB
Protocol: 802.11 b/g/n (802.11n, speed up to 150 Mbps) Polymerization A-MPDU and A-MSDU, support 0.4
Frequency range: 2.4GHz ~ 2.5GHz
Protocol: Complies with bluetooth v4.2 BR/EDR and BLE standard
Radio frequency: With -97dBm sensitivity NZIF receiver, class 1, class 2 and class 3 AFH transmitter
Audio Frequency: CVSD and SBC Audio Frequency
Operating frequency: 868M/915MHz
Transmission power: +20dBm
Reception sensitivity:
139dBm @ LoRa and 62.5Khz and SF = 12 and 146bps
136dBm @ LoRa and 125Khz and SF = 12 and 293bps
118dBm @ LoRa and 125Khz and SF = 6 and 9380bps
123dBm@FSK&5Khz&1.2Kbps
Frequency error: +/- 15KHz
FIFO space: 64 bytes
Data speed: 1.2K~300Kbps@FSK