Manufacturer
RichGo Technology (Shenzhen) Co. Ltd.
Wearing style
True wireless earphones
Ear coupling
Concha
Frequency response
20 Hz to 20KHz
Transducer principle
Dynamic driver
Transducer size
13mm Dynamic
Impedance
16?±15%
Max Output power(Driver)
5mW
Microphone principle
MEMS x 2
Microphone frequency response
20Hz to 20K Hz
Microphone sensitivity
-42±3dB
Microphone pick-up pattern (speech audio)
1 mic
Power supply
Built-in Lithium rechargable batteries, 3.7V.
Left earbud:40mAh
Right earbud: 40mAh
Charging case: 350mAh
Type-c charging via type-c socket of the charging case: 5V, 300mA.
Operating time
5hrs (music playback via A2DP) with rechargeable batteries of the earphones*
20hrs with rechargeable battery of the charging case*
Charging time
Earphones: approx. 2hours
Charging case: approx. 2 hours
Ingress protection of the earduds
IP44
Weight
Left earbud: approx. 3.4g
Right earbud: approx. 3.4g
Charging case: approx. 28.8g
Volume Control
Yes
Version
Bluetooth 5.1
Transmission frequency
2.402 GHz to 2.480 GHz
Profiles
HSP,HFP,AVRCP,A2DP
Output power
3mW (max)
Codec
SBC
Effective Range
Line of sight approx. 30ft (10m)
Number of phone recorded
9
* Charging case that holds multiple charges for having the total play time. Battery life depends on device settings, environment, usage and many other factors.