This website brings you where to find the secret protocol box in Longbow Valley in Operation Delta. Recently, many players have been stumped by this problem. Without reading the guide, it is really time-consuming to find out on your own. The Delta Operations game has recently added a lot of new content, the gameplay has been completely upgraded, and the new game experience is enough for players to explore for a while.
Answer: There are five secret protocol boxes in Longbow Valley.
Location introduction:
L1 protocol box (17-cell egg hanging)
1. Go to the house in Amiya Town, enter the basement and open the door to get the key next to the sofa.
2. Then go in from the door next to it and use the key to open the door to get the box.
L2 protocol box (SCAR-H gun skin)
Go to the basement of the small manor and use the Morse code to open the door to get a chest.
L3 protocol box (gold level 5 head)
You have to get keys from three locations to get the box.
Key 1:
When you get the D3 protocol box in the dam map, you can see the key on the shelf.
Key 2:
Go to the village and enter the abandoned house to get the key.
Key 3:
Go to the basement south of Super Star Station and get a key.
L4 protocol box (gold level 5 armor)
You need to find four clues to form the Morse code before you can open it.
Clue 1:
Go to the cave south of the storage station and go in to find Morse code clues.
Clue 2:
Go to the abandoned village and find clues based on the clues on the wall.
Clue 3:
Go to the minefield on the left side of the village and get close to the sign so that the mines explode to see the clues.
Clue 4:
Go to the high-rise building at Blue Harbor Pier and you can see the clue at the top.
L5 protocol box (MP5 gun skin)
Go to the bottom of the abandoned village, find the basement and enter 2580 to open the door to get it.
