This product is made of high quality PCB material, strong and durable.Adopting high specification craft, carefully welding, precise hole position, complete functions. Compliant with FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC WiFi standards, communication distance up to 300m. For ESPRESSIF-ESP32240MHzXtensa single/dual-core 32-bit LX6 microprocessor for stable operation and powerful performance. It is very easy to install and does not require particularly complicated operations.
Power Supply Specifications
Power Supply: USB 5V
Charging current: The charging current is programmable and self-adjustable (default 500mA)
Battery: 3.7V lithium battery
JST Connector: 2Pin 2.0mm
Protocol: 802.11 b/g/n(802.11n，speed up to150Mbps)A-MPDU and A-MSDU polymerization, support 0.4μS Protection interval
Frequency range: 2.4GHz~2.5GHz(2400M~2483.5M)
Transmit Power: 22dBm
Communication distance: 300m
Protocol: meet bluetooth v4.2BR/EDR and BLE standard
Radio frequency: with -97dBm sensitivity NZIF receiver Class-1, Class-2 & Class-3 emitter AFH
Audio frequency CVSD & SBC audio frequency.
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