USB 3.0 4Port High Speed Expansion Hub 5Gbps DC 5V/2.4A fast charge usb hub for cell phone/pad/MP3/4

DTECH IOT9024I RS485 Photoelectric Isolation Hub 4 ports Ⅰ. Product parameters Product name RS-485 photoelectric isolation hub 4 ports Model IOT9024I Communication mode Compatible with RS-232, RS-485 TIA/EIA standards Communication rate 300bps-921600bps Communication distance 1200m Working power supply DC9-38V Working mode Asynchronous half-duplex (RS-485) Photoelectric isolation 2500Vrms per port Lightning and surge protection RS-485 provides 600W lightning protection, surge, ±15KV per line ESD protection and prevention of common ground interference Use environment -20℃ to 80℃, relative humidity 5% to 95% System support Applicable to the communication software used, plug and play Functional features Each group can send and receive data separately (no need for multiple buses to switch between send and receive modes at the same time), each group can connect 32 RS485 devices. Warranty 1 Year Ⅱ. Product description

DT-9028I is a universal industrial eight port RS485 hub with adaptive, a RS232/RS485 port, a RS485 hub designed specifically for RS485 transmission distance and large capacity serial communication network expansion. DTECH has a number of independent innovation of technology, including the built-in data collision protection control.

DT-9022 is a universal industrial two port RS485 adaptive relay hub, with a main RS232/RS485 port, the RS485 hub is designed specifically for the needs of RS485 transmission distance and large capacity serial communication network expansion. With a number of independent innovation technology of DTTEC, including built-in data collision protection control etc.

RS232 USB Serial Converter USB2.0 to RS232 RS422 RS485 Serial Cable

USB 2.0 to RJ45 0.2m 10/100Mbps 24k gold-plated white remote control usb to rj45 for TV box/laptop/tablet

micro USB 3.0 4 ports HUB white 1.2M 5Gbps  small usb hub for mouse printer phone

It supports BC1.2 charging function, charging current of each port can be 2.4A maximum. With off-line charging function, no need connect computer. It can become a multi-port charger when connected with a USB power adapter, can charge for cell phone/pad and other digital devices.

DTECH 1 Input 8 Output DC5V 8 Ports Serial Expansion Box RS232 DB9 Serial Splitter   Ⅰ.Product Parameters Product Name RS232 Splitter 1 to 8 Model DT-5048 Power Supply DC 5V Input RS232 female*1 Output RS232 male*8 Material Metal Shell Warranty 1 Year Ⅱ.Product Description Expand serial port and simplify system Compatible with RS232 device interface Suitable for RS232 interface PC, access control systems, laptops, SMS controllers, noise detectors, terminal equipment, industrial control, digital instrument collection, multi-serial port equipment, etc. Support multiple cascades The communication distance is generally 15 meters, and multiple units can be used in cascade. One host can control 8 output devices, and the 8 output ports can also be connected to 8 computer hosts to control 1 RS232 device. Metal iron shell, good heat dissipation Ergonomic design, metal matte texture, mature technology, and metal shell, which is wear-resistant and high-temperature resistant, shock-resistant and drop-resistant, and has fast heat dissipation. Ⅲ. Product List    

TYPE-C TO VGA+USB3.0+PD multi-function converter.VGA port can connect with projector/display/TV and other big screen display, support 1920*1080P output. USB3.0port can connect with U disk/ mouse/ keyboard/ mobile hard disk/ blue-tooth and other USB port devices. TYPE-C PD charging function, supply 60w charging power for Pad/laptop with TYPE-C port, while they are reading data/ output video. Let you be good at playing expansion application of devices, no worry about electricity consumption of computer office or recreation.

DTECH DT-7048 4K HDMI TO HDMI+AUDIO Converter

DTECH DT-5019C 0.5m 1m 1.5m USB2.0 to RS485 RS422 RS232 Serial Port Converter Adapter Cable   Ⅰ. Product Parameters Product Name USB2.0 to RS232/485/422 Serial Cable Brand DTECH Model DT-5019C Cable Length 0.5m/1m/1.5m Interface Compatibility RS422/RS485/RS232 standard Signal Indication ①Power②Send data: TXD③Receive data: RXD Communication Speed RS422/485 speed: 300bps-3Mbps, RS232 speed: 300bps-115200bps Communication Distance USB end: <=5m; RS-485/RS-422/RS-232 end: 1200m Supported Systems Win XP/7/8/10, Mac, Linux (no driver for Linux kernel 4.0 or higher) Warranty 1 Year Ⅱ. Product Introduction Three data indicators Easily see the working state, for your programming debugging to provide convenience. Support for multiple technologies *Compatible with usb2.0, rs232/485/422 standard protocols.  *Automatically determine and control the direction of data transmission.  *Automatically detects the baud rate of serial port signals. Communication baud rate Can connect to 256 sets of rs485/422 equipment Point-to-multipoint converter can connect 256 rs485/rs422 interface devices, data communication baud rate range of 300bps to 3Mbps, rs232 can only achieve one-to-one communication. Zero delay transceiver conversion The converter is equipped with zero delay automatic transmission and conversion, ensuring data transmission without delay and faster signal operation, providing reliable connection for your communication. RS232/485/422 Protocol mode automatic conversion I/O circuit.  Automatically control the direction of data flow through l/O circuits without the need for any handshake signals (such as RTS DTR, etc.) can achieve mode conversion without the need for jumper settings, ensuring compliance with existing communicatio software and interface hardware. Anti interference, more stable signal Using 28/24WG thick tin plated copper core, with multiple layers of shielding, industrial grade standard wire for more stable sianal transmission. Compatible with a wide range of devices to meet various needs Suitable for connecting computers with various RS232/485/422 devices, bidirectional data transmission, both from USB to RS232/485/ 422 and from RS232/485/422 to USB.      

Support HDMI optical fiber cable transmission 300 meters, three cascade transmission, support ordinary HDMI 20 meters transmission, 4k60hz ultra-clear image quality, 18Gbps ultra-high broadband, HDR dynamic picture smooth, rich color gradation, EDID intelligent identification screen resolution, HDMI signal one point Two, two displays on the same screen, simultaneous audio and video transmission, widely used in notebooks, ps game consoles, tablet computers, digital cameras, camcorders, high-definition players, projectors, pcs, mobile phones, automotive electronic equipment