Outlet PC
Headphones
Refurbished
-37 %
Energy Sistem 453504 Headphones TW Style 4 Stone Black Refurbished
23,99
VAT Included
Last unit
38,00
save14,01
Ref: 00609645
Estimated delivery 24/03/25 from
3,99
• Product type: True Wireless Stereo (TWS) Headphones, Bluetooth 5.1 • Recommended use: Calls/Music • Wireless range: 20 m • Weight: 42 g • Product color: Gray • Wearing style: In-ear • Headphone type: Binaural • Volume control: Button • Control type: Buttons, Touch • LED indicators: Status • Music playback: Yes • Apple Siri compatibility: Yes • Connectivity technology: Bluetooth 5.1, True Wireless Stereo (TWS) • USB connector: USB Type C • Built-in microphone: Yes
Warranty of 12 months

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Technical features

Performance
Product type:
Headphones
Wearing style:
In-ear
Recommended usage:
Calls/Music
Headset type:
Binaural
Product colour:
Grey
Volume control:
Button
Control type:
Buttons, Touch
LED indicators:
Status
Music playback:
Yes
Works with the Google Assistant:
Yes
Works with Apple Siri:
Yes
Ports & interfaces
Connectivity technology:
True Wireless Stereo (TWS)
USB connector:
USB Type-C
Bluetooth:
Yes
Bluetooth profiles:
A2DP, AVRCP, HFP, HSP, SBC
Bluetooth version:
5.1
Frequency band:
2.4 GHz
Wireless range:
20 m
Headphones
Ear coupling:
Intraaural
Headphone frequency:
20 - 20000 Hz
Driver unit:
1 cm
Driver type:
Dynamic
Microphone
Microphone type:
Built-in
Microphone frequency:
100 - 10000 Hz
Microphone sensitivity:
-42 dB
Battery
Battery type:
Built-in battery
Battery technology:
Lithium Polymer (LiPo)
Input voltage (charging case):
3.7 V
Right earpiece battery capacity:
30 mAh
Left earpiece battery capacity:
30 mAh
Continuous audio playback time:
5 h
Continuous audio playback time (with charging case):
25 h
Battery recharge time (charging case):
1.5 h
Battery technology (charging case):
Lithium Polymer (LiPo)
Battery capacity (charging case):
400 mAh
Battery charge indicator:
Yes
Battery recharge time:
1.5 h
Battery voltage:
3.7 V
Weight & dimensions
Width:
65 mm
Depth:
35 mm
Height:
30 mm
Weight:
42 g
Packaging data
Package type:
Box
Packaging content
Charging case:
Yes
Charging case capacity:
400 mAh
Charging case type:
Wired
Charging case connector type:
USB Type-C
Quick start guide:
Yes
Cables included:
USB Type-C

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