JLabTrue wireless earbuds
JLab Flex Open Earbuds
JLab Flex Open Earbuds is a true wireless earbuds released in 2025. Key specs: fit Open-ear, battery life 7 h, Bluetooth version 5.4, water resistance (IPx) IPx4.
5.2Score
Noise control & calls4.8
Battery4.4
Connectivity6.8
Build & features5.2
price range$50–65Reference price converted from EUR
- Year
- 2025
- Brand
JLab- Popularity
- #1,759 of 2,013
- Model numbers
- JLab Flex Open EarbudsJLab Flex Open Earbuds Black
Open-earFit
NoActive noise cancelling
7 hBattery life
5.4Bluetooth version
IPx4Water resistance (IPx)
49 gWeight
YesMultipoint (two devices)
Spec guide
How it ranks among true wireless earbuds of 2025
Battery life · 7 hBottom 20%Bluetooth version · 5.4Top 23%Water resistance (IPx) · IPx4Bottom 25%Weight · 49 gTop 7%
Compared with true wireless earbuds released in 2025. Bars show the share of models it beats.
compared with other true wireless earbuds
Why is Flex Open Earbuds a good choice?
Bluetooth version: 5.4better than 79% of true wireless earbuds
Driver size: 12 mmbetter than 80% of true wireless earbuds
Weak points
Total with charging case: 21 hworse than 90% of true wireless earbuds
Water resistance (IPx): IPx4worse than 99% of true wireless earbuds
In rankings
Specifications
Full specifications
Sound
- Ear cup design
- Open-back
- Driver size
- 12 mm
- Lowest frequency
- 20 Hz
- Highest frequency
- 20,000 Hz
- Impedance
- 12 Ω
- Adjustable equaliser
- Yes
Noise control
- Active noise cancelling
- No
- Transparency / ambient mode
- Yes
- Microphones
- 4
- Noise reduction for calls
- Yes
Battery & charging
- Battery life
- 7 h
- Total with charging case
- 21 h
- Battery capacity
- 70 mAh
- Charging time
- 2 h
- Quick charge (claimed)
- 10 min → 1 h
- Fast charging support
- Yes
Connectivity
- Wireless
- Yes
- Hi-res codec (LDAC / aptX HD / LHDC)
- No
- aptX
- No
- LDAC
- No
- Multipoint (two devices)
- Yes
- USB-C
- Yes
- Latency
- 200 ms
- Low-latency game mode
- Yes
Design & build
- Weight
- 49 g
- Protection rating
- IPX4
- Water resistance (IPx)
- IPx4
- Dust protection (IP)
- 5
- Colours
- Black, Teal, White
Features
- Touch controls
- Yes
- Hands-free calls
- Yes
Specs are collected from manufacturers and open databases and normalised to one format; check details with the seller before you buy.
Compare
Compare Flex Open Earbuds with
In collections
True wireless earbuds: Weight up to 250 g39Headphones & speakers: Transparency / ambient mode + weight up to 250 g59Headphones & speakers: Multipoint (two devices) + weight up to 250 g121True wireless earbuds: Transparency / ambient mode271Headphones & speakers: Transparency / ambient mode + multipoint (two devices)285True wireless earbuds: Multipoint (two devices)310Headphones & speakers: Weight up to 250 g238Headphones & speakers: Transparency / ambient mode408
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