Features

• Powered via standard Micro USB Connector
• Reset and User/Firmware buttons
• User and Power LED
• Virtual USB port for debugging and firmware upgrade
• Assembled with ESP-32S module

ESP-32S

• CPU and Memory: Xtensa® 32-bit LX6 Dua-core processor, up to 600 DMIPS
• 4 MByte SPI Flash
• 448 KByte ROM
• 520 KByte SRAM
• 16 KByte SRAM in RTC
• On board 3DBi PCB antenna
• Compact size of 25.4mm x 48.3mm

WiFi

• 802.11 b/g/n/e/i
• 802.11 n (2.4 GHz), up to 150 Mbps
• 802.11 e: QoS for wireless multimedia technology.
• WMM-PS, UAPSD
• MPDU and A-MSDU aggregation
• Block ACK
• Fragmentation and Defragmentation
• Automatic Beacon monitoring/scanning
• 802.11 i security features: pre-authentication and TSN
• Wi-Fi Protected Access (WPA)/WPA2/WPA2-Enterprise/Wi-Fi Protected Setup (WPS)
• Infrastructure BSS Station mode/SoftAP mode
• Wi-Fi Direct (P2P), P2P Discovery, P2P Group Owner mode and P2P Power Management
• UMA compliant and certified
• Antenna diversity and selection

Bluetooth

• Compliant with Bluetooth v4.2 BR/EDR and BLE specification
• Class-1, class-2 and class-3 transmitter without external power amplifier
• Enhanced power control
• +10 dBm transmitting power
• NZIF receiver with -98 dBm sensitivity
• Adaptive Frequency Hopping (AFH)
• Standard HCI based on SDIO/SPI/UART ? High speed UART HCI, up to 4 Mbps
• BT 4.2 controller and host stack
• Service Discover Protocol (SDP)
• General Access Profile (GAP)
• Security Manage Protocol (SMP)
• Bluetooth Low Energy (BLE)
• ATT/GATT
• HID
• All GATT-based profile supported
• SPP-Like GATT-based profile
• BLE Beacon
• A2DP/AVRCP/SPP, HSP/HFP, RFCOMM
• CVSD and SBC for audio codec
• Bluetooth Piconet and Scatternet