Outdoor Wireless Speaker System - 54g Wireless Pci Card - Wireless Music Player
Outdoor Wireless Speaker System
- (Wireless speakers) Wireless speakers are very similar to traditional (wired) loudspeakers, but they transmit audio signals using radio frequency (RF) waves rather than over audio cables.
- A loudspeaker (or "speaker") is an electroacoustic transducer that converts an electrical signal into sound. The speaker moves in accordance with the variations of an electrical signal and causes sound waves to propagate through a medium such as air or water.
- (outdoors) outside: outside a building; "in summer we play outside"
- (of a person) Fond of the open air or open-air activities
- Done, situated, or used out of doors
- outdoor(a): located, suited for, or taking place in the open air; "outdoor clothes"; "badminton and other outdoor games"; "a beautiful outdoor setting for the wedding"
- (outdoors) where the air is unconfined; "he wanted to get outdoors a little"; "the concert was held in the open air"; "camping in the open"
- A set of connected things or parts forming a complex whole, in particular
- instrumentality that combines interrelated interacting artifacts designed to work as a coherent entity; "he bought a new stereo system"; "the system consists of a motor and a small computer"
- A set of organs in the body with a common structure or function
- A set of things working together as parts of a mechanism or an interconnecting network
- a group of independent but interrelated elements comprising a unified whole; "a vast system of production and distribution and consumption keep the country going"
- (physical chemistry) a sample of matter in which substances in different phases are in equilibrium; "in a static system oil cannot be replaced by water on a surface"; "a system generating hydrogen peroxide"
In N Out Drive Thru
While I eating at an outdoor table, I noticed something strange. Instead of the usual drive thru with the hard to understand mechanical speaker system, there was a kid going car to car with a wireless
pad and taking the individual orders.
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- (月) 10:54:50|
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