The working power supply of Cell Phone Jammer is AC 220V/3W

SD Card Secure Digital Card - Secure Digital card, developed by Panasonic, Toshiba and SanDisk Corporation jointly developed in August 1999 made. SD card is developed according to the MMC card, but basically the two different products, but has been designed with compatibility issues, so the two products can be interchanged in most cases, is a large-capacity, performance, and enhance safety and other characteristics of the multi-function memory card. Than an MMC card data copyright protection cipher authentication function (SDMI specifications). Sparking of Cell Phone Jammer when starting can be effectively avoided.
Is used for MP3, digital cameras, electronic books, mini-computers, AV equipment. Than the MMC card, the size of the size a little bit thicker 32mm × 24mm × 2.1mm, capacity will have many, ranging from the capacity of the SD card just listed a single card 8MB-64MB transfer speed per 2MB, to early 2002, a single card capacity up to 512MB of data transfer rate upgrade to 10MB / s, and so have certain advantages in the transfer of large files. Another card read and write speeds than the MMC card to four times faster, up to 2MB / s. At the same time compatible with the MMC card, SD card socket mostly support for MMC cards. From a performance point of view, the two biggest difference is that the SD card emphasis on data security, you can set the permission of the program or data card through a specific software in order to avoid wanton copy, damage the interests of the owners. Principle introduction ofCell Phone Jammer should be described in details.
Of course, for the average user, this feature is useless, on the contrary the relevant systems and encrypted data will occupy 900K capacity of the memory card, another SD card and MMC card with integrated solid medium, has no moving parts, so nothing to worry about the mechanical damage to the movement and lead to data loss. sd card is more rugged, I like the Sharp's license cell phone is to use the sd card. Most digital cameras is also very mainstream. Memory Stick removable memory, the Sony Corporation in 1997 because of its looks like a chewing gum, also known as "gum" storage card. At present, only the Sony support. And the other FlashMemory storage card, the Memory Stick specification is open, need to sign the agreement before use. Memory Stick write-protect switch that contains the controller. Mobile Phone Jammer  has the ultra-long-time continuous working.
10-pin connector for serial data bus, the maximum frequency up to 20MHz, the voltage of 2.7 volts to 3.6 volts, the current average of 45mA. Memory Stick mainstream capacity has reached 256MB, in order to meet the needs of copyright protection in December 1999 Sony launched the new Magic-Gate, the Memory Stick, joined the MagicGate copyright protection technology. New with MagicGate the Memory Stick and Memory Stick-compatible shell becomes white, and to show the difference in the opposite Cadogan a prominent point. Memory stick not much support in other brands, but Sony's something only supports memory stick. The Niua really, the more representative of the Sony Ericsson P910 popular PSP. Long endurance ofCell Phone Jammer can be guaranteed.
The so-called XD cards, is the abbreviation of the English Extreme, Digital, extreme digital means. XD card is only 20 × 25mm × 1.7mm, a total of 0.85 cubic centimeters, about two grams, the volume is only half of the SM card, flash memory read and write speed of the memory card in one of the fastest read speed per second 5MB , 16MB and 32MB. Write speed of 1.3MB per second write speed of 64MB or higher capacity per second, 3MB, small power consumption when the drive SM card, only 25mW. Some digital cameras can see. RS MMC card is referred to as Reduced the Size the MultiMediaCard, released by the MMCA. Inherited low-power characteristics of the MMC card RS MMC card, its shape is exactly half of the MMC card, the size to 24mm x 18 mm x 1.4mm, weighs only 0.8 grams. Cell Phone Jammer can effectively shield all the cell phone signal.