Reading speed is 18-20 Mb/s, writing is 7-8 Mb/s. I took it to the radio, the speed is still tolerable in it, unfortunately there are radios that do not support modern USB flash drives, you have to get out with what is from usb 2.0 on sale today.
32GB SanDisk USB Flash Drive (SDCZ430-032G-A46)
78 Review
Kingston DataTraveler flash drive 100 G3 256 GB, 1 pc. black
74 Review
Samsung BAR Plus 128GB USB 3.1 Flash Drive - 400MB/s - Champagne Silver (MUF-128BE3/AM)
65 Review
Titan Gray Samsung BAR Plus 256GB USB 3.1 Flash Drive (MUF-256BE4/AM) with Up to 400MB/s Transfer Speed
69 Review
🔌 Seagate Expansion 3TB Portable USB 3.0 External Hard Drive (STEA3000400) in Black
60 Review
8TB Seagate Backup Plus Hub Desktop Hard Drive with Data Recovery Services
56 Review
Game console Microsoft Xbox One X 1000 GB HDD, black
53 Review
2 TB External HDD Western Digital WD Elements Portable (WDBU), USB 3.0, black
84 Review