Hello,
GPS is a feature of the modem used in the device. Below are the specifications from Quectel documentation, regarding some of your desired parameters:
Other details:
Velocity(68%,95%): 0.15m/s, 0.3m/s, open sky, 30m/s speed
Altitude(68%,95%): 3m, 6m, open sky, 30m/s speed
Horizontals(50%,68%,95%): <2m,<2.5m,<5m, open sky
Best regards,