Esonic BR-20 - Naming of each Part; Specification

3. Naming of each part
4. Specification
Model No.
BR-20
Bluetooth version
V 3.0 + EDR
Radio Class
Class 2/3
Supported profiles
HFP, HSP
Usage Distance
Max. 10m
Range of frequency
2.4GHz
Continuous talk/Standby time
about 13 hours / about 360 hours
General recording time
about 10 hours
Charging time
about 2.5 hours
Rechargeable Battery
150mAh Lithium Polymer
REC/PLAY LED
Bluetooth LED
Speaker
Talk Button
Microphone
Volume Button
+ Volume UP
- Volume DOWN
Deletion Button
Recording Switch
↑ VOICE
⊙ OFF
↓ Bluetooth
USB
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