DoorBird A1081 IP I/O Door Controller 4260423860346 - New Open Box 143369116886 the insertion loss is too

the insertion loss is too large so it is difficult to use because the level is very different for this reason we are selling the unit AS IS

Manufacturer High End Systems Model Number Wing Playback RH SKU 19-48235 Ref 23-67516

Manufacturer Swagelok Model Number ALD3 SKU 19-31949 Ref 23-41306

No accessories or power adapter

Unit has an error in step 2

DoorBird A1081 IP I/O Door Controller 4260423860346 - New Open Box 143369116886 the insertion loss is tooThis item is out of stock. Contact us to be notified when it becomes available again. Specifics Manufacturer DoorBird Model Number A1081 UPC 4260423860346 SKU 19 85356 Ref 23 124191