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It based on the universal serial interface and conform to the standard of network embedded module.Built-in TCP/IP protocol stack. that between the three interfaces (UART,Ethernet,WIFI)are able to achieve transparent conversion at will. Through the HLK-RM04 module. The traditional serial device in the case of don't need to change any configuration.Can through the Internet network transmit their own data.It provide a solution for users that Serial Device transmit data through Ethernet quickly. The picture of functional structure as following: 2. Product features. 1). UART to WIFI Wireless Module,UART to Ethernet Module,Ethernet to WIFI Module,UART server module,Make your Serial Device connected to the Internet easily. Double Data Rate All transparently. Guarantee the highest limit of Usability and Compatibility. 2). The module integrated 10/100 m adaptive Ethernet interface.The highest baud rate up to 230.4 Kbps of the serial communication.and the highest rate of TTL serial port is 500KBPS. 3). Each module in strict test and power correction,Ensure consistency of product. 4). The free conversion of double serial ports?double Ethernet ports and WIFI .Catering toyour extensive demands. 802.11 b/g/n WIFI support. 5). Size:40*29(A third small than a credit card) 6). Operating Temperature: Industry: -25~75°C 7). Built-in 360MB MIPS CPU , 16M RAM ,4M FLASH ,Wireless baseband,RFFE,and a variety of peripheral bus. 8). Support the IEEE 802.11 b/g/n.Support transparent protocol data transmission mode. 9). Support General encryption methods and algorithms of WIFI ,WEP/WAP-PSK/WAP2-PSK/WAPI,Encryption type:WEP64/WEP128/TKIP/AES. 10). Provide the AT + instruction set configuration,Provide friendly Web configuration page,configured via Web. 11). HLK - EM04 module optional built-in onboard or external antenna. 12). Support WIFI work in AP model and node mode,The real hardware AP,Supports iphone and all android phones connected WIFI. Supports AP and station simultaneous online. 13). Optional TCP Server/TCP Client/UDP mode,Support network protocols:TCP/UDP/ARP/ICMP/HTTP/DNS/DHCP. 14). Support DHCP to automatically obtain IP,Support when work in AP mode assigned IP from the device. 15). The rate of serial port is adjustable,1200-230400. 3.Technical Specifications 4. Characteristic : Wireless router full function. 1). Support AP, Client , Repeater, Bridge, Router and so on five working mode. 2). AP mode - the default work mode. This mode device is a wireless access point, support plug and play, no configuration. 3). Router mode - this mode device is equivalent to a wireless Router, the wired interface as the WAN, the wireless LAN. Multiple wireless clients can share a broadband link on the Internet. 4). Repeater mode- use of equipment of the wireless relay function, realizes the wireless signal relay and amplified, and form a new wireless coverage area, finally achieve the goal of extending wireless network coverage. 5). Bridge model - use of equipment of Bridge function, first RM04 set up a wireless connection with the front end of wireless network, a wireless signals, and then itself to form a new wireless coverage, can effectively solve the problem of weak signal and signal blind spots, such as wireless coverage. 6). Client work mode - in this mode the AP for the AP is wireless Client, equivalent to a wireless network card. 5. HLK - RM04 size as shown below: 6. Module pin interface: 7. External antenna and on-board instructions(There is no Ceramic Chip Antenna on board!!!!! We will send you an external antenna!) 8. Designing scheme display: 1). Wifi intelligent switch solution/ Intelligent control scheme. 2). LED wireless control solutions (WiFi). 3). Wall(AP) solution; Walls of wireless routing scheme; Hotel wifi equipment solutions; WIFI switching scheme. 1>. Wall design,Safe, beautiful and practical. Using standard 86 box installation design,We can reconstruct the original socket installed directly in place,Don't need to modify the wall again,In keeping the outside wall of the original and beautiful,in some public places more can ensure the safety of equipment.Has good anti-theft function. 2>. 150MBPS wireless transmission rate. MIMO Technology,The highest transfer rate is 150 MBPS,Using the IEEE 802.11 n wireless LAN standards,Can help you deal with an increasing number of wireless business. 3>. USB charging function.Mobile phone,Pad can charge at any time. Support 5V/500 ma USB power supply function,Carry a data line to replace the charger for mobile phone, pad and other handheld devices.Especially in some public places,Such as in the hotel can be better provide service for passengers. 4>. Easy to deploy maintenance.Worry and effort. Indoor environment is complex, wall thick, a single AP is difficult to achieve perfect coverage, this product designed for the complex environment, a guest room to place a AP, namely can achieve perfect coverage, and easy to maintain. 5>. Support centralized management. Support based on X86 platform for unified management, on the PC by providing the management software of AP in LAN IP, unified management of SSID, encryption, etc. 4).Mobile power wireless router Mobile power wireless router module. No matter where you go to have wireless Internet access. Let clients connected to this module for wireless storage the net also can realize the function, module size :29 mm x 40 mm x 10 mm. The design is convenient in embedded system . 1>. DC charging: If you want to use mobile power wireless router products, can pass the standard cable, plug directly to the computer USB port on the power supply, can also through the output current is 5 v1a charging head put on power supply, simple and convenient. 2>. Three kinds of function switch. R Grade: can pick up the 3 G card, broadband ADSL broadband and family hotel, it can realize charging function. C Grade: mobile power status, the wifi function completely shut down power consumption, to the smart phone or tablet computers, digital products charge. Grade: shutdown state, the equipment is fully closed, the built-in battery is in not leakage state power can deposit a month do not decrease, you can through the cable inside the standard, inserted in the computer directly to the USB port on the power supply, can also through the output current is 5 v1a charging head, plug in the power supply charge above, simple and convenient. 3>. USB Interface. By mobile phone cable directly inserted in the device, can quickly and easily to recharge the phone, support for smartphones, tablets, PSP, MP4 and other electronic products charging, can also connect the 3 g card, realize turn 3 g to WIFI function. 4>. ADSL Interface. At the same time for smartphones, tablets, wifi, and can offer desktop computers through the cable output limited access to the Internet. 9. Configuration parameter interface: 1). A serial port configuration software interface 2). Web page configuration (there are two main ways into the web page configuration, 1 is the wiring, 2 is a WIFI connection into) English interface 3). Increase the Chinese interface, also has a neutral version of the interface (batch also can modify the logo for the customer) 10. Functional Specification: Modules can be divided into four modes (serial) : Default mode,UART to Ethernet ,UART to WIFI CLIENT,UART to WIFI AP. 1). Default mode 2). UART to WIFI AP Wholesale to save you more money / click here! $44.10 $12.80 $27.28 $169.00 New Shield V03 Module 4PCS 50W High Power LED 10pcs TowerPro micro servo motor SG90 10pcs ATmega2560-16AU Board $12.69 $26.49 $24.07 $25.55 433Mhz RF transmitter and receiver kit 10PCS Infrared Wireless Remote 5pcs 4 Channels 5V Relay Module 5pcs 2.4G NRF24L01+ Wireless Module Hot Category in our shop! Discount up to 50%! Payment Shipping Feedback Returns About Us FAQ We accept PAYPAL payment ONLY. All the item(s) will shipped to your PAYPAL ADDRESS. Please update your Latest Detailed, Exact and Precise PAYPAL Address when purchase. (1) Items will be sent out in 1-2 working days when your payment is clear. (2) For US customers,We use E-Packet(China Post), delivered in 7-15 days. For Other countries, We use Singapore/Hongkong Post for Free shipping. Order ? $40, Free Registered Tracking is provided for you. Order ? $40, but need Tracking, you may pay extra cost for $3-$5. 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We offer world wide free shipping and have already shipped to more than 150 countries including United Sates, United Kingdom, Canada, Australia, France, Germany, Russia, Italy, New Zealand, Spain, Brazil, Japan, Singapore, Korean, etc. Here is a list of reasons for trusting ASP_EZone store as your reliable source of IC products or business cooperator: 1.Competitive Price 2.High Quality Products 3.Excellent R & D team 4.Excellent shopping platform 5.Excellent Customer Experience 6.Excellent Team Work In ASP_EZone store, we provide variety of IC products, sell them at the best price, and offer the best service.You will never regret to have ASP_EZone store as your reliable IC item source, supplier, and business cooperators. We can develop projects for the Electronic enthusiasts in this field for free. If you have any question, you can contact us (1)Why Buy From ASP_EZone? Selection:We've been specialized in electronics for years in the biggest Electronic Market In Shenzhen China. We are the One-Stop Supplier For all kinds of Electronic components. Price: We offer great deals on our products , we are always working hard to save you more money! Service: Our Sales and Service Squad wants to do anything we can to make shopping an easy and fun thing. Try to find something? We can help. Have any questions? We can help. You get the idea. We're always here to support you every step of the way. (2)What is the condition of the item? All our items are Brand NEW. All the items are tested carefully before shippping out. (3)Do you offer gift ? Yes,sure! You can choose one listing in our Gift Section if your purchase is over $25. Please make sure to leave us a note and tell us which item you want when place the order. (4)How much does it cost to ship to my country? For Free. We provide free shipping for almost all items,except for some items that are a little heavy. NOTE: US customers are required to add additional shipping fee because we ship to you via E-Packet. 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