Energy Sistem Earphones Style 4 True Wireless Stone

5 h, Cable
Delivered between Wed, 28.5. and Tue, 3.6.
Only 1 item in stock at supplier

Product details

True wireless earphones to enjoy your music wirelessly. Compact, ergonomic design. Customize your music and controls thanks to ESmart Connect and voice assistant. With 25 hours of battery life when topping up with the charging case.

Your music always on. Wireless earphones with a case to charge the battery wherever you go. This way you’ll never miss your music! Up to 25 hours of battery life (5 hours per earphone charge, plus an additional 20 hours in the charging case).

ESmart Connect app. Customize your earphone settings with the ESmart Connect app. With sound equalization functions and Find My Earbuds (to easily find your earbuds when you misplace them). Configure playback to your liking with touch control, and enjoy OTA updates on your device.

Lightweight and compact. With their ergonomic design, True Wireless Style 4 earphones fit snugly in your ear, so you can listen to your favorite tracks in total comfort. The charging case is so light and compact that you can keep it in your pocket, in your backpack, or at the bottom of your handbag.

Voice assistant and touch control. Energy Sistem wireless earphones come with a voice assistant to help you easily find what you are looking for using voice commands. With touch control, Bluetooth 5.1 wireless technology, true wireless with automatic synchronization, and hands-free function.

Key specifications

Application range
General
Equipment + Functions
MicrophonesTrue Wireless
Headphone type
Bluetooth headphonesEarbuds
Signal transmission
Cable
Audio Connections
1 x USB-C
Item number
23323268

General information

Manufacturer
Energy Sistem
Category
Headphones
Manufacturer no.
453504
Release date
5.12.2022

Colour

Colour
Grey
Exact colour description
Stone

Application range

Application range
General

Headphone properties

Output
True Surround
Equipment + Functions
MicrophonesTrue Wireless
Music control
Universal Bluetooth Remote
Signal transmission
Cable
Compatible voice assistants
Google AssistantSiri

Headphone type

Headphone type
Bluetooth headphonesEarbuds
Fit
In Ear
Driver diameter
10 mm
Durability
Waterproof
Protection type (IP code)
Waterproof
Converter principle
Dynamic

Audio properties

Frequency range
20 - 20000 Hz
Sensitivity
42 dB

Connections

Audio Connections
1 x USB-C
Connections base/transmitter
USB-C

Bluetooth features

Bluetooth version
5.1
Bluetooth feature
A2DPAVRCPHFPSBC
Bluetooth profiles
A2DPAVRCPHFPHSPSBC
Max. range
20 m

Power supply

Power supply
Battery operated

Battery properties

Battery type
LiPo
Battery life
5 h
Capacity
400 mAh
Charging time
1.50 h
Charging input
USB-C

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
Charging caseEarphones True Wireless Style 4USB Type-C Cable

Product dimensions

Height
3 cm
Width
6.50 cm
Depth
3.50 cm
Weight
42 g

Package dimensions

Length
11.80 cm
Width
11.50 cm
Height
4.70 cm
Weight
137 g

30-day right of return
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Headphones» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • Energy Sistem
    Not enough data
  • 1.Alecto
    0 %
  • 1.Digitus
    0 %
  • 1.xO
    0 %
  • 4.Avizar
    0.1 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Energy Sistem
    Not enough data
  • 1.1More
    0 days
  • 1.3MK
    0 days
  • 1.4smarts
    0 days
  • 1.adidas
    0 days

Return rate

How often is a product of this brand in the «Headphones» category returned?

Source: Digitec Galaxus
  • Energy Sistem
    Not enough data
  • 1.-
    0 %
  • 1.CSL
    0 %
  • 1.Fantec
    0 %
  • 4.Sandberg
    0.1 %
Source: Digitec Galaxus