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Sennheiser HD440 BT Wireless Headphones vs boAt Airdopes 381 True Wireless Stereo (TWS) Earphones

  • Sennheiser HD440 BT Wireless Headphonesは、2017 年 1 月 1 日に最初にリリースされました。
  • boAt Airdopes 381 True Wireless Stereo (TWS) Earphonesは、2022 年 5 月 4 日に最初にリリースされました。
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Sennheiser HD440 BT Wireless Headphones

Sennheiser HD440 BT Wireless Headphones
boAt Airdopes 381 True Wireless Stereo (TWS) Earphones

boAt Airdopes 381 True Wireless Stereo (TWS) Earphones
Party
mouse
ブランド
Sennheiser
boAt
Product
Sennheiser HD440 BT Wireless Headphones
boAt Airdopes 381 True Wireless Stereo (TWS) Earphones
価格比較
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ヘッドホンの種類
Over-Ear
In-Ear
タイプ
Headphones
Earphones
コネクティビティ
Wireless , Bluetooth
True Wireless Stereo (TWS) , Bluetooth
Microphone
Yes
-
色
Black
-
発売日
1st January 2017
4th May 2022
モデル番号
HD440 BT
Airdopes 381
Driver Size (mm)
-
7
Number of Drivers
-
2
耐水性
-
IPX5
Bluetooth
Yes
Yes
Bluetooth Version
-
5
Bluetooth Codec Support
aptX
-
Battery Life (Hrs)
-
4
Charging Time (Hrs)
-
1
Impedance (Ohms)
18
-
Sensitivity (dB)
113
-
周波数応答範囲
18Hz-22,000Hz
20Hz-20,000Hz

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