Multicircuit protection .It has a self repair fuse which can effectively protect your computer USB power supply module , to prevent mainboard chip burned . Double buffer chip : It has double buffer chip to prevent damage to main chip directly . Double power output function : Emulator supports double power output , it can output 5V/500mA and 3.3V/500mA . It can be power supply for target board directly ,and providing great convenient for development. Good quality USB cable. Emulator interface definition. Has C8051F JTAG /C2 interface. Supports JTAG and C2 mode. Support can be up to 4 breakpoints when debugging. You just need to connect with 2 line ( C2CK, C2D) when the chip is interface with C2. Each emulator is debugging strictly before delivery . Connecting ,download and emulation with interface target board of C2 and JTAG separately. U-EC6 emulator is based on USB Debug Adapotor emulator design and production from Silabs company ,UDA debugger from Silabs company and compatible with EC3/EC5 debugger in domestic . Support for procedure download and emulation on line. The programmer has USB2.0 interface , free installation driver, hardware strengthen protection ( To reduce hardware damage caused by improper use ) Good looking and PVC waterproof surface sticker. Support for WIN XP ,WIN7 Supported software: It can be connected with Keil software and all kinds of software official launched by silabs ,such as Silicon Laboratories IDE,FLASH Utility Programmer ,Product Programmer seamless debug. Supported devices: Support a full of C8051F singlechip JTAG interface: C8051F00x C8051F01x C8051F02x C8051F04x C8051F06x c8051F12x C8051F2xx C2 interface: C8051F3xx C8051F41x C8051F5xx C8051F7xx C8051F8xx C8051F9xx This production has firmware automatically update feature ,so that emulator can realize a full range of C8051F chip emulation ,and subsequent production of C8051F MCU series. color:As shown Material:plastic size:70 x 45 x 18mm Package Contents: 1 x C8051F emulator 1 x USB cable 1 x 10P ribbon cable Only the above package content, other products are not included. Note: Light reflection 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.