Energy Sistem Style 2 Wireless Headphones - Wireless Stereo - BT 5,0 - Deep Bass - Charging Box - Color White

Completely wireless headphones thanks to True Wireless Stereo and Bluetooth 5,0 technology.
Deep and forceful bass that will make you vibrate with each song
Built-in microphone and stereo calls to talk comfortably without worrying about noise.
Enjoy your music and calls and forget about the battery with its 20 hours of autonomy (5 hours for each charge of the headphones and an additional 15 hours in the charging case).
Features:
Audio:
Driver diameter: 8 mm
Type: Dynamic
Frequency response: 20 Hz ~ 20 kHz
Type: In-ear
Connectivity:
Compatible with Google and Siri
Bluetooth: 5,0 Class: 2
Working frequency: 2,4 GHz
Profiles: A2DP / AVRCP / HFP / HSP
Range: 20m
Supported audio codecs: AAC / SBC
Maximum signal power: < 20,00 dBm
True Wireless Technology: Yes
Battery:
Charging system: USB type C
Type: LiPo
Capacity: 30 mAh
Voltage: 3,7V
Autonomy - Normal use: 5 h
Charging case: Yes
Charging case - Type: Li-Ion
Charging case - Capacity: 300 mAh
Charging case - Voltage: 3,7 V
Charging case - Additional autonomy: 15 h
Charging case - Charging time: 1,5 h
Microphone:
Hands-free: Yes
Microphone type: Integrated
Microphone sensitivity: -42 dB ± 3 dB (@1 kHz)
Frequency range: 10Hz ~ 10kHz
Power: USB type C
Others:
Playback Control: Yes
Volume control: Yes
Dimensions and weight:
Height: 44 mm
Width: 57mm
Depth: 23mm
Weight: 46 g