GN Nettest DB-2900A Singlemode Variable Attenuator - No Power Supply 143559750223 you can hear the unit

you can hear the unit initialize for a second

6 LCD Lens SKU 19-38818 Ref 23-54202

Manufacturer KMC Controls Model Number MEP-3006 SKU 19-16909 Ref 23-21901

Manufacturer UnSuzhou Inovance Model Number IS620PS1R6I-DDR-CY1 SKU 19-59298 Ref 23-84659

GN Nettest DB-2900A Singlemode Variable Attenuator - No Power Supply 143559750223 you can hear the unitCondition Used Description This item is fully tested and in excellent working order. Item will come with a 30 Day Warranty. Cosmetically in fair condition showing moderate to heavier scuffs scratches blemishes from previous use. Includes Variable Attenuator as pictured. No additional items or accessories are included. Unless pictured, no power adapter power cable included. Photos are of the actual unit for sale. Inventory is on hand and ready to ship.