ITEM NAME:ESP8266 serial port WIFI wireless control module WIF module ESP-12N Milesto G9D8 ESP8266 serial port WIFI wireless control module WIF module ESP-12N Milesto G9D8 Built-in Tensilica L106 ultra-low-power 32-bit microprocessor, clocked at 80MHz and 160MHz, l Peripheral Interface HSPI, UART, I2C, I2S, IR Remote Control, PWM, GPIO Wi-Fi characteristicsl Supports 802.11 b/g/n/e/iStation, SoftAP, SoftAP+STA mode Wi-Fi Direct (P2P)Hardware accelerated P2P discovery, P2P GO mode/GC mode and P2P power management for CCMP (CBC-MAC, counter mode), TKIP ,WAPI , WEP , CRCl WPA/PA2 PSK and WPSl 802.11 security features: pre-authentication and TSNl Hold 802.11n (2.4 GHz)l 802.1h/RFC1042 frame encapsulationl Seamless roaming supportl Support AT remote upgrade and cloud OTA upgradel Support SmartConfig function for Android and iOS devices 4M bytes SPI Flash Operating temperature range: -40 Celsius -85 Celsius Module size: 16mm*24mm Household Appliances Home Automation Smart Home Mesh Network Baby Monitor IP Camera Sensor Networks Wearable Electronics colour:Black and yellow Material:Metal + plastic plate Package Contents: 1 * Modules Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Module size: 16mm 24mm. colour:Black and yellow. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. Sensor Networks Wearable Electronics.