there is some sound imbalance that can be fixed in the JBL app✅
eBay
Replacement Ear Pads Headband for JBL TUNE 700BT 700BTNC 750BTNC Headphones Soft Foam Ear Cushions High Quality
Aliexpress UK
A simple touch allows you to manage and enjoy perfect calls anywhere, and with Active Noise Cancelling and Smart Ambient technology, you choose whether you want to tune out the world or engage with your surroundings.
eBay
Portable Protein Leather Ear Pads for JBL Tune T700BT T710 720 T750BTNC T760NC Replacement Soft Foam Ear Cushions Headset Repair
Aliexpress UK
Bring your music to life with theJBL Tune Flex. JBL Pure Bass Sound – powerful, deep bass in every beat. Dual Connect + Sync – use one earbud or both seamlessly. Complete with all necessary accessories.
eBay
Authenticity: 100% Genuine JBL product. The earphones arefully working ,tested, and have beencleaned for hygiene and ready use. Model: Tune Flex. Bluetooth wireless connection. Colour: White. Serial numbers are recorded, and video evidence is taken to prevent fraud or misuse.
eBay
These JBL Tune Flex earbuds use JBL's Deep Bass Sound to give you high-quality audio with plenty of low-end thump. You'll feel every beat of your perfectly curated playlists when you're out and about.
eBay
Quality sound just got easier—and more fun. JBL Wave Flex 2 earbuds feature exciting JBL Pure Bass Sound, plus Smart Ambient technology so you decide how much of the outside world you want to hear. Manage hands-free crisp, clear calls with just a tap of the earbuds.
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JBL Pure Bass Sound. I used them on average 1 hour per week. I always wiped them after wearing for hygiene. I bought these because my previous pair (J-Lab) provided next to no bass. Active Noise Cancelling with Smart Ambient.
eBay
JBL Tune Flex 2 Wireless Ear Buds Fully working. various rubber tips included
eBay