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  2. Title II weapons - Wikipedia

    en.wikipedia.org/wiki/Title_II_weapons

    Also a Type 07 FFL (manufacturer) with a Class 2 Special Occupation Tax is qualified to manufacture, purchase and sell. [1] The restrictions apply to certain firearms, explosive munitions, and other devices which are federally regulated by the NFA. [2] [3] Any violation of the NFA is a felony punishable by up to 10 years in prison. [4]

  3. Medical device - Wikipedia

    en.wikipedia.org/wiki/Medical_device

    This article needs to be updated.The reason given is: the section related to E.U. needs further updates (esp. in sections 3.2 and 4.2.2) as the directives 93/42/EEC on medical devices and 90/385/EEC on active implantable medical devices have been fully repealed on 26 May 2021 by Regulation (EU) no. 2017/745 (MDR); furthermore, Brexit triggers updates in these sections (U.K. developed their own ...

  4. Appliance classes - Wikipedia

    en.wikipedia.org/wiki/Appliance_classes

    ] For medical devices, compliance with Class III is not considered sufficient protection, and furthermore, stringent regulations apply to such equipment. [2] The Class III label does not guarantee a device's safety in any aspect other than electrical shock.

  5. Bluetooth - Wikipedia

    en.wikipedia.org/wiki/Bluetooth

    Limited input devices: The obvious example of this class of device is a Bluetooth Hands-free headset, which generally have few inputs. These devices usually have a fixed PIN, for example "0000" or "1234", that are hard-coded into the device. Numeric input devices: Mobile phones are classic examples of these devices. They allow a user to enter a ...

  6. Power over Ethernet - Wikipedia

    en.wikipedia.org/wiki/Power_over_Ethernet

    Class 4 can only be used by IEEE 802.3at (Type 2) devices, requiring valid Class 2 and Mark 2 currents for the power-up stages. An 802.3af device presenting a Class 4 current is non-compliant and, instead, will be treated as a Class 0 device. [44]: 13

  7. List of orthodontic functional appliances - Wikipedia

    en.wikipedia.org/wiki/List_of_Orthodontic...

    Fixed appliances are able to produce very accurate movement in the teeth [1] [2] Both fixed and removable functional appliances can be used to correct a malocclusion in three planes: Anterior-Posterior, Vertical and Transverse. In the Anterior-Posterior dimension, appliances such as Class II and Class III are used.

  8. List of military electronics of the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_military...

    AN/PVQ-2: Sensory Aid Device for visually impaired individuals to navigate their environments. Device sent out pulses of light which, when reflected off of objects around the user, would give the user an auditory cue [159] AN/PVQ-31: Advanced Combat Optical Gunsight (ACOG) U.S. Marine Corps, U.S. Army [169] Trijicon

  9. Destructive device - Wikipedia

    en.wikipedia.org/wiki/Destructive_device

    Examples of destructive devices include grenades, grenade launchers, artillery weapons, [1] and firearms (2) any type of weapon by whatever name known which will, or which may be readily converted to, expel a projectile by the action of an explosive or other propellant, the barrel or barrels of which have a bore over one half of an inch (.50 ...