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2. Headphones - Wikipedia

   en.wikipedia.org/wiki/Headphones

   The head mount freed the switchboard operator's hands, so that he could easily connect the wires of the telephone callers and receivers. The head-mounted telephone receiver in the singular form was called a "headphone". These head-mounted phone receivers, unlike modern headphones, only had one earpiece. By the 1890s a listening device with two ...

3. NEMA connector - Wikipedia

   en.wikipedia.org/wiki/NEMA_connector

   NEMA L6 connectors are rated for a maximum of 250 volts. They are intended for two-pole, three wire, line-line-earth (or hot-hot-ground) circuits with a nominal supply voltage of 208 or 240 volts, depending on phase configuration. The L6 connector does not provide a neutral connection.

4. Head-mounted display - Wikipedia

   en.wikipedia.org/wiki/Head-mounted_display

   Head-mounted display. A head-mounted display ( HMD) is a display device, worn on the head or as part of a helmet (see helmet-mounted display for aviation applications), that has a small display optic in front of one ( monocular HMD) or each eye ( binocular HMD). HMDs have many uses including gaming, aviation, engineering, and medicine.

5. Handset - Wikipedia

   en.wikipedia.org/wiki/Handset

   A handset is a component of a telephone that a user holds to the ear and mouth to receive audio through the receiver and speak to the remote party using the built-in transmitter. In earlier telephones, the transmitter was mounted directly on the telephone itself, which was attached to a wall at a convenient height or placed on a desk or table.

6. Phone connector (audio) - Wikipedia

   en.wikipedia.org/wiki/Phone_connector_(audio)

   Commercial and general aviation(GA) civil aircraft headsets often use a pair of phone connectors. A standard 1⁄4-inch (6.3 mm) 2 or 3-conductor plug, type PJ-055, is used for headphones. For the microphone, a smaller 3⁄16-inch (0.206 inch / 5.23 mm) diameter 3-conductor plug, type PJ-068, is used.

7. Gardeners, Head Over to Walmart for All the Tools You Need

   www.aol.com/gardeners-head-over-walmart-tools...

   Head over to Walmart for their incredible selection. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach us. Mail. Sign in ...

8. Trimline telephone - Wikipedia

   en.wikipedia.org/wiki/Trimline_telephone

   Early foreign made Trimline, December 1986. 90s Trimline phone made by Lucent/Philips and branded AT&T. The Trimline telephone is a series of telephones that was produced by Western Electric, the manufacturing unit of the Bell System. These telephones were first introduced in 1965 and are formally referred to as the No. 220 Hand Telephone Sets.

9. Head Over to Walmart for Fun and Affordable Mother's Day Gifts

   www.aol.com/mothers-day-gifts-walmart-totally...

   Lego Icons Wildflower Bouquet Set. We can see why this bestseller has a lot of five-star reviews: it's fun to build and pretty to look at. Plus, these flowers will last a lot longer than a fresh ...