Features:
- Chipset:ESPRESSIF-ESP32 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor
- FLASH:QSPI flash 4MB / PSRAM 8MB
- SRAM:520 kB SRAM
- Button:Reset
- USB to TTL:CP2104
- Modular interface:UARTSPISDIOI2CLED PWMTV PWMI2SIRGPIOcapacitor touches sensorADCDACLNA pre-amplifier
- On-board clock:40MHz crystal oscillator
- Working voltage:2.7V-3.6V
- Working current:About 70mA
- Sleep current:About 300uA
- SIM card:Only supports Nanos SIM card
- Working temperature range:-40centigrade 85centigrade
- SizeWeight:78.83mm*28.92mm*8.06mm
- Power Supply Specifications
- Power Supply:USB 5V/1A
- Charging current:500mA
- Battery:3.7V battery
- JST Connector:2Pin 1.25mm
- USB:Type-C
- Wi-Fi
- Standard:FCC/CE-RED/ICs/TELEC/KCC/SRRC/NCC
- Protocol:802.11 b/g/n802.11n,speed up to150MbpsA-MPDU and A-MSDU polymerization,support 0.4μS Protection interval
- Frequency range:2.4GHz2.5GHz2400M2483.5M
- Transmit Power:22dBm
- Communication distance:300m
- Bluetooth
- Protocol:meet bluetooth v4.2BR/EDR and BLE standard
- Radio frequency:with -97dBm sensitivity NZIF receiver Class-1,Class-2Class-3 emitter AFH
- Audio frequency:CVSDSBC audio frequency
- Software specification Description
- Wi-Fi Mode:Station/SoftAP/SoftAPStation/P2P
- Security mechanism:WPA/WPA2/WPA2-Enterprise/WPS
- Encryption Type:AES/RSA/ECC/SHA
- Firmware upgrade:UART download/OTAThrough networks/host to download and write firmware
- Software Development:Support cloud server development /SDK for user firmware development
- Networking protocol:IPv4IPv6SSLTCP/UDP/HTTP/FTP/MQTT
- User Configuration:AT Instruction set, cloud server, android/iOSapp
- OS:FreeRTOS
Â
Package List:
- 1 x T-Call V1.3
- 1 x Power cord
- 2 x Pin header
- 1 x FPC antenna