Tai nghe Bluetooth EDIFIER W820NB Plus

Bluetooth

• V5.1

Bluetooth Protocol

• HFP, A2DP, AVRCP

Effective Distance

• 10m

Playtime (hours)

• 7h(earbuds) + 21h(charging case)

Battery Capacity

• 37mAh (earbuds) | 350mAh (charging case)

Charging Port

• USB-TypeC

Input

• 5V/200mA (earbuds) | 5V/1A(charging case)

Audio Coding

• SBC

Driver

• 13mm dynamic

Impedence

• 32Ω

Sound Pressure Level

• 94±3dBSPL(A)

Frequency Response

• 20Hz - 20KHz

Mircophones

• 2
  ( 1 on each earbud)

Microphone Sensitivity

• -38±1dB

Bluetooth version

• V5.2

Bluetooth Protocol

• A2DP,AVRCP,HFP

Playback time

• about 12 hours (earbuds) + 30 hours (charging case)

Charging time

• about 1.5 hours (earbuds);
  about 40min (charging case)

Battery capacity

• 60mAh (earbuds)/500mAh (charging case)

Frequency response

• 20Hz-20kHz

Sound pressure level

• 95±3dB

Impedance

• 16Ω

Charging port

• USB Type-C

Audio Coding

• aptX, SBC

IP Rating

• IP65

Effective Distance

• 10m

• Bluetooth version
  • V5.0
• Audio codecs
  • SBC
• Driver unit
  • 40mm dynamic driver
• Playback time
  • ANC on: about 29 hours;
  • ANC off: about 49 hours
• Charging time
  • About 1.5 hours
• Battery capacity
  • 400mAh
• Frequency response
  • 20Hz – 40kHz
• Sound pressure level
  • 91±3dB(A)
• Impedance
  • 32Ω
• Charging port
  • USB Type-C

Bluetooth version

• V5.1

Effective distance

• 10m

Input

• 5.0V 1A

Sensitivity

• 93±3dB

Impedance

• 32Ω

Frequency response

• 20Hz - 20kHz

Audio codecs

• Qualcomm® aptX™ , SBC

Charging port

• USB Type-C

Playback time

• about 55 hours

Charging time

• about 2.5 hours