True Wireless headphones for wireless music enjoyment. Compact, ergonomic design. Customize your music and controls with ESmart Connect and Voice Assistant. With 25 hours of battery life when charged with the charging case.

Your music is always playing

Wireless earphones with a case to charge the battery wherever you go. That way, you'll never miss your music! Up to 25 hours of battery life (5 hours with earphones charged, plus an additional 20 hours in the charging case).

ESmart Connect application

Customize your headset settings with the ESmart Connect app. With sound equalization functions and Find my earplugs (so you can easily find your earphones if you lose them). Configure your playback with Touch Control and enjoy OTA updates on your device.

Light and compact

Thanks to their ergonomic design, the True Wireless Style 4 earphones fit snugly in your ears, so you can listen to your favorite music in complete comfort. The charging case is so light and compact that you can store it in your pocket, backpack or at the bottom of your bag.

Voice assistant and touch control

The Energy Sistem wireless headphones have a Voice Assistant function that helps you easily find what you're looking for with voice commands. Touch Control, Bluetooth® 5.1 wireless technology, True Wireless with automatic synchronization and hands-free function.

Features:

- Ergonomic, compact, lightweight design to fit comfortably in your ears.
- Enjoy music and phone calls and forget about battery drain thanks to 25 hours of battery life (5 hours on each charge of the earphones and an additional 20 hours with the charging case).
- Use Voice Assistant to find what you're looking for with voice commands.
- Compatible with ESmart Connect app to configure and customize the headset.

Description:

Audio

- Drive diameter: 10 mm
- Drives: Dynamic
- Delay time: 100 ms
- Frequency transmission: 20Hz 20KHz
- Headphone type: button

Connectivity

- ESmart Connect App compatible: Yes
- Voice assistant (Google, Siri): Yes
- Bluetooth version: 5.1
- Bluetooth class: 2
- Bluetooth frequency band: 2.4 GHz
- Bluetooth profiles: A2DP / AVRCP / HFP / HSP
- Bluetooth range: 20 m
- Compatible Bluetooth codecs: AAC / SBC
- Bluetooth Maximum output power: < 20.00 dBm
- TWS technology: Yes

Battery

- Charging system: USB Type-C
- Type: LiPo
- Capacity: 30 mAh
- Voltage: 3.7 V
- Battery life Normal use: 5 hours
- Charging time: 1.5 hours
- Charging case: Yes
- Type (charging case): LiPo
- Capacity (charging case): 400 mAh
- Voltage (charging case): 3.7 V
- Battery life (charging case): 20 hours
- Charging time (charging case): 1.5 hours

Microphone

- Speakerphone: Yes
- Type: Integrated
- Sensitivity: -42 dB ± 3 dB (@1 kHz)
- Frequency transmission: 100 Hz ~ 10 kHz

Power supply

- Connectors: USB C type

Compatibility

- Compatibility: MAC / PC Windows / Smartphone / Tablet / TV

Other functions

- Playback control: Yes
- Volume control: Yes

Size and weight

- Height: 3 cm
- Width: 6.5 cm
- Depth: 3.5 cm
- Weight: 42 g