Description: K4 is an WiFi display receiver, which supports the Miracast standard for Android device, and DLNA for home multimedia application. Furthermore, it also complies with AirPlay for iOS mirroring. It allows users to easily share photos, music, videos, PPT and other content in your smart phone, tablet PC to a bigger screen like HDTV or projector. Features: Wireless Display: Wireless screen mirroring, sync mirror the entire screen of iOS and Android smartphone, tablet PC to any HD screen TV or projector, perfect for PPT presentation and movie streaming. External WiFi Module: External WiFi module, supports 802.11b/g/n wireless connection, 2.4GHz WiFi, strong signal, supporting online & local content wireless display: Video, Audio, Photo, Office file. Compatibility: Supports multi-OS (Android, iOS) and supports Miracast, Airplay, and DLNA. Works for iOS 8.0 and above devices with Airplay and Android 4.2 and above with Miracast. No Driver Required: Just press one button to freely switch between Airplay and Miracast mode. Plug and play, no need to install drivers, easy to operate. Ultra low power consumption, and low heat. High Definition Output: Supports Full HD wireless audio and video transmission, 1080P output with HD interface. Uses compact portable deign for easy carrying. System Requirement: For IOS: Support IOS 8.0 and above For Android 0S: Support Android OS 4.2 or above Note 1: Please make sure that your smart phone and Tablet PC support Miracast, DLNA, Airplay function before you buy it. Note 2: The Wireless Display Dongle is not compatible with Windows OS. Note 3: The Wireless Display Dongle is only compatible with Smart phone and Tablet PC, not compatible with PC. Note 4: The Wireless Display Dongle is not compatible with Netflix, Amazon Video Client, HBO go, Honda Motor. Note 5: The distance between your Smart Phone / Tablet PC and the Dongle should be within 6 meters to ensure better transmission effect. Note 6: Please place the external WiFi Module in front of your TV, make sure that there is no obstacle between the WiFi Module and your Smart phone / Tablet PC. Specifications: Model Number: K4 CPU Speed: 600MHZ RAM: DDR3 128MB Internal Flash: 16MB WiFi Module: 8188FTV WiFi Frequency: 2.4G Max. Resolution: 1920 * 1080P Power: 5V 1A Office Software Display Presentation: PDF, MS Word, MS Excel, MS Powerpoint. Support Video Format: AVI, DIVX, MKV, TS, DAT, MPG, MPEG, MOV, MP4, RM, RMVB, WMV. Support Audio Format: MP1, MP2, MP3, WMA, OGG, ADPCM-WAV, PCM-WAV, AAC. Support Photo Format: JPEG, BMP. Color: Black, White (Optional) Main Item Size: 6.6 * 3.6 * 1.6cm / 2.59 * 1.41 * 0.62in Main Item Weight: 16g / 0.57oz Package Size: 10.6 * 10.4 * 2.3cm / 4.17 * 4.09 * 0.90in Package Weight: 61g / 2.17oz Package Included: 1 * WiFi Display Receiver 1 * 2 in 1 USB Cable & WiFi Module 1 * English User Manual