•Working voltage 4.75-5.25V
•SPIFlash default 32Mbit
• for RAM internal 520KB
•Wi-Fi 802.11b/g/n/e/i
•Support interface (2Mbps) UART, SPI, I2C, for PWM
•Support TF card, maximum support 4G
•IO port 9
•Serial port rate default 115200bps
•Spectrum range 2400 ~2483.5MHz
•Antenna form Onboard PCB antenna, gain 2dBi
•Image output format: JPEG (only for OV2640 support), BMP, GRAYSCALE
•Packaging method DIP-16
•Transmit power 802.11b: 17±2dBm (@11Mbps)
•802.11g: 14±2dBm (@54Mbps)
•802.11n: 13±2dBm (@MCS7)
•Receiving sensitivity CCK, 1Mbps: -90dBm
•CCK, 11Mbps: -85dBm
•6Mbps(1/2BPSK): -88dBm
•54Mbps (3/464-QAM): -70dBm
•MCS7 (65Mbps, 72.2Mbps): -67dBm
•Working temperature -20 ℃~ 70 ℃