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Sennheiser HD440 BT Wireless Headphones vs Ptron Bassbuds Duo True Wireless Stereo (TWS) Headphones

  • Os fones de Sennheiser HD440 BT Wireless Headphones foram lançados pela primeira vez em 1º de janeiro de 2017.
  • Ptron Bassbuds Duo True Wireless Stereo (TWS) Headphones foram lançados pela primeira vez em 18 de novembro de 2021. Esta versão dos fones de ouvido Ptron tem suporte a bluetooth 5.1. A duração da bateria é de 15 horas, ajudando você a usá-lo confortavelmente durante um longo dia ativo. Ptron Bassbuds Duo True Wireless Stereo (TWS) Headphones também é dobrável para que você possa colocá-lo convenientemente em sua bolsa.
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Sennheiser HD440 BT Wireless Headphones

Sennheiser HD440 BT Wireless Headphones
Ptron Bassbuds Duo True Wireless Stereo (TWS) Headphones

Ptron Bassbuds Duo True Wireless Stereo (TWS) Headphones
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Sennheiser HD440 BT Wireless Headphones
Ptron Bassbuds Duo True Wireless Stereo (TWS) Headphones
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Tipo de fone de ouvido
Over-Ear
In-Ear
Modelo
Headphones
Headphones
Conectividade
Wireless , Bluetooth
True Wireless Stereo (TWS) , Bluetooth
Microphone
Yes
Yes
Cor
Black
-
Data de lançamento
1st January 2017
18th November 2021
Número do modelo
HD440 BT
-
Driver Type
-
Dynamic
Driver Size (mm)
-
13
Number of Drivers
-
1
Resistente à água
-
IPX4
Weight (g)
-
4.00
Dobrável
-
No
Bluetooth
Yes
Yes
Bluetooth Version
-
5.1
Bluetooth Codec Support
aptX
-
Porto de carregamento
-
USB Type-C
Battery Life (Hrs)
-
15
Charging Time (Hrs)
-
1
Impedance (Ohms)
18
32
Sensitivity (dB)
113
-
Faixa de resposta de frequência
18Hz-22,000Hz
-

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