Energy Sistem Open Design - Black

These Bluetooth 5.4 headphones feature Active Noise Cancelling technology and are manufactured using recycled plastic. They offer 24 hours of battery life along with fast charging, an Ambient Noise Cancelling (ENC) microphone for clear calls, and a stylish, comfortable design thanks to the foldable metal headband and circumaural ear cushions. Multi-device connection keeps you connected.
Features:
-Earphones with Active Noise Cancelling technology that cuts external noise by as much as -25dB, letting you enjoy every detail of your music.
-Bluetooth 5.4 for wireless playback with maximum stability.
-Circumaural ear cushions for exceptional comfort.
-Lithium polymer battery offering 24 hours of use and 15 hours when noise cancellation is switched on.
-Multipoint connection lets you link to your computer and take a call from your smartphone simultaneously.
Noise-cancelling microphone for the clearest possible calls.
-Running out of battery? Quick Charge provides 3 hours of use from only 15 minutes of charging.
-Transport versatility: fold and rotate system.
-Voice assistant keeps you connected to your smartphone functions.
Specifications:
Audio:
-ANC -Noise reduction: -25 dB
-Driver diameter: 40 mm
-Impedance: 32 Ω
-Latency: 240 ms
-Frequency response: 20 Hz ~ 20 kHz
-THD < 1%: Yes
-Type: Closed / Circumaural
-ANC -Working frequency: 20 Hz ~ 1 KHz.
Connectivity:
-Voice Assistant (Google, Siri): Yes
-Bluetooth 5.4
-Class 2
-Working frequency: 2.4 GHz
-Profiles: A2DP / AVRCP / HFP
-Range: 20m
-Supported audio codecs: SBC
-Maximum signal strength: <20.00 dBm -Maximum signal strength: <20.00 dBm
Battery:
-Charging system: USB Type C
-Type: LiPo
-Capacity: 250 mAh
-Voltage: 3.7 V
-Battery life - Normal use: 24 hours
-Charging time: 2 h
Microphone:
-Handsfree: Yes
Microphone type: Built-in
Microphone sensitivity: -42 dB ± 3 dB - Frequency range: 100 Hz ~ 10 kHz
-Frequency Range: 100 Hz ~ 10 kHz
-ENC: Yes
Compatibility:
-Compatibility: Mac / Windows / Smartphone / Tablet
Other features:
-Playback control: Yes
-Volume control: Yes
Dimensions and weight:
-Height: 200 mm
-Width: 177 mm
-Depth: 78 mm
-Weight: 220 g