"Earphone and Headset"について | |||||
Earphone (Headphone)is a pair of small loudspeakers that are designed to be held in place close to a user's ears. Headset is a combination of headphone and microphone. Earphones either have wires for connection to a signal source such as an audio amplifier, radio, CD player, portable media player or mobile phone, or have a wireless receiver, which is used to pick up signal without using a cable. | |||||
"Earphone and Headset"メーカー | |||||
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