Arptur D9 Series - Product Parameters; Bluetooth and Connectivity; Battery and Charging Specs

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Product Parameters

• Bluetooth protocol:

HFP/A2DP/AVRCP

• Bluetooth specification:

Bluetooth 5.0

• Communication distance:

6 meters (barrier-free)

• Working hours:

Music play only is up to about 6-7hours (affected by volume

and audio content)；

When the Bluetooth is disconnected, the hearing aid function

is up to about 35 hours；

• Charging time:

2-3 hours

Hearing device/charging case battery capacity:

70mAh/400mAh

Tips: The above specifications are laboratory testing data.