Specifications, Microphone for phone calls, Rechargeable battery – Yamaha TW-E7B Noise-Canceling True Wireless In-Ear Headphones (White) User Manual
Page 53: Appendix > specifications
Specifications
The specifications of this product are as shown below.
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Driver type
Dynamic
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Driver unit
10 mm
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Frequency range
20–20,000 Hz
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Bluetooth version
5.2
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Supported profiles
A2DP, AVRCP, HFP, HSP
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Supported codecs
SBC, AAC, Qualcomm® aptX™ Adaptive
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Supported content protection (Japan only)
SCMS-T
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RF output power
Class 1
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Maximum communication range
10 m (without obstructions)
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Maximum number of pairable devices
6
Microphone for phone calls
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Driver type
MEMS
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Directivity characteristics
Overall directivity
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Frequency range
20–10,000 Hz
Rechargeable battery
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Internal rechargeable battery
Lithium-ion battery
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Charging time (to full capacity)
Earbuds: approx. 2 hours
Charging case: approx. 3 hours
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Continuous playback time
Approximately 6 hours
Number of earbud charging cycles available with charging case (when charging case is fully charged)
Approx. 3 times
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Recommended charging temperatures
10–35ºC
Charge this product within the listed temperature range.
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Appendix > Specifications