The listings report read/transfer rates of about 1,000 MB/s to 1,050 MB/s.
They are listed as NVMe SSDs with a 1TB capacity.
The listings indicate official PS5 testing/licensing and explicitly list PlayStation 5 compatibility.
The listings show a 5 Year Limited Warranty.
Example specs listed include: 0.4 inches (H) × 2.1 inches (W) × 2.1 inches (D), weight 0.15 pounds; and 0.34 inches (H) × 3.15 inches (W) × 0.92 inches (D), weight 0.85 ounces.
The listings note explicit PlayStation 5 compatibility and support for PC.