4smarts Wireless Headset
4 h, WirelessMore than 10 pieces in stock at supplier
Product details
The wireless headset from 4smarts offers a modern and practical solution for wireless listening. With Bluetooth version 5.0, it enables a stable connection and a range of up to 10 meters, ensuring flexible use in various environments. The in-ear design provides a comfortable fit and effective noise isolation, while the IPX4 protection rating shields the headset from splashes, making it ideal for use during sports or other active situations. Equipped with a built-in microphone, it also allows for hands-free calling and the use of voice assistants. The true wireless technology ensures that there are no cables in the way, enhancing user-friendliness. The sleek black design gives the headset a contemporary aesthetic that complements various styles. This product is an excellent choice for anyone who values quality, comfort, and functionality.
Application range | General, Sports |
Equipment + Functions | Microphones |
Signal transmission | Wireless |
Headphone type | Bluetooth headphones |
Isolation | Closed |
Item number | 65412162 |
Manufacturer | 4smarts |
Category | Headphones |
Manufacturer No. | 541722 |
Release date | 29.11.2025 |
External links |
Colour | Black |
Exact colour description | Black |
Material | ABS, Acrylonitrile butadiene styrene (ABS), Acrylonitrile butadiene styrene (ABS) |
Application range | General, Sports |
Output | Stereo |
Equipment + Functions | Microphones |
Signal transmission | Wireless |
Compatible voice assistants | Google Assistant, Siri |
Headphone type | Bluetooth headphones |
Fit | In Ear |
Isolation | Closed |
Connections base/transmitter | USB-C |
Bluetooth version | 5.4 |
Bluetooth feature | A2DP, AVRCP |
Bluetooth profiles | A2DP, AVRCP |
Max. range | 10 m |
Power supply | Rechargeable battery operated |
Battery type | Li-ion |
Battery life | 4 h |
Capacity | 30 mAh |
Charging time | 1 h |
Charging input | USB-C |
Supported charging power | 3 – 5 W |
Country of origin | China |
CO₂ emissions | 29.26 kg |
Climate contribution | CHF 0.70 |
Scope of delivery | Charger, without charger |
Height | 3.10 cm |
Width | 1.80 cm |
Depth | 1.70 cm |
Weight | 40 g |
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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- 46.Hifiman2.1 %
- 46.LogiLink2.1 %
- 48.4smarts2.2 %
- 48.Dudao2.2 %
- 48.Motorola2.2 %
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- 1.-0 days
- 1.4smarts0 days
- 1.Acefast0 days
- 1.Aukey0 days
- 1.Avizar0 days
Return rate
How often is a product of this brand in the «Headphones» category returned?
Source: Digitec Galaxus- 27.Renkforce1.6 %
- 29.3MK1.7 %
- 29.4smarts1.7 %
- 29.Esperanza1.7 %
- 32.Grundig1.8 %