Specifications:

specialized programming module for Silicon Laboratories EFM32 and EFR32 devices in QFN48 package
operating (mechanical) warranty of ZIF socket - 10,000 actuations
supported from PG4UW software version 3.41d,
s/n from 4828-00027 are supported from PG4UW software version 3.76
made in Slovakia
Ord. no.        71-4828
Socket        ZIF QFN48, OpenTop type
Bottom        2 female connectors by 32 pins, DIN41612 B/2