ENERGY SISTEM Style 2, Owner'S Manual

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Features
General features
True Wireless earphones with 20 hours of battery life thanks to Bluetooth® 5.0. Enjoy the most powerful sound
with Deep Bass. With a compact charging case to take them anywhere. Stereo calls. USB Type-C charging
connector.
Technical specifications
Audio
Frequency response: 20 Hz ~ 20 kHz
Driver diameter: 8 mm
Maximum power: 5 mW
In-ear design
Type: dynamic
Connectivity
Bluetooth® 5.1, class 2
Frequency band: 2.4 GHz
Maximum output power: < 20.00 dBm
Compatible Bluetooth® profiles: HSP / HFP / A2DP / AVRCP
Up to 20 m distance range
True Wireless function with auto-pairing
Hands-free function
Voice assistant compatible with Google/Siri
Microphone
Type: built-in microphone
Sensitivity: -42 dB ± 3 dB (@ 1 kHz)
Frequency range: 10 Hz ~ 10 kHz
Battery
Earbuds:
Capacity: 30 mAh (each earbud)
Type: lithium-polymer battery
Battery life at medium volume: 5 hours*
Charging time: 1.5 hours
Changing method: charging case
Charging case:
Capacity: 300 mAh
Type: lithium-ion battery
Extra battery life: 15 hours*
Charging time: 1.5 hours
Charging method: USB Type-C
This value is approximate. The battery life depends on the selected volume level and the type of music.