R-45 Portable "Gramophone"

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This article is about the device. For the Collectible, see R-45 Portable Gramophone (Collectible).

The R-45 Portable "Gramophone" is a deployable device in the Integrated Strategies game mode of Arknights, featured in Expeditioner's Joklumarkar where one will be pre-deployed on operations throughout Deep Investigation (introduced in Expansion I) so long as the player has the R-45 Portable Gramophone collectible.png R-45 Portable "Gramophone".

The Portable Gramophone is a deployable version of the L-44 "Gramophone" whose attacks give out Recon Proficiency once activated in the same way as the regular Gramophone does, but will lose HP over time (which can eventually destroy it).


Prioritizes attacking the unit with the highest Max HP; continually loses HP over time.
3000 0 100 10
DP cost Redeployment time Block count Attack interval
5 N/A 0 N/A
The R-45 Portable "Gramophone" loses 0.7% of its maximum HP every second once activated.


Arts Transfer Protocol
Auto Recovery
Effect Initial SP SP cost Duration
Deploy friendly units in the adjacent 4 tiles can restore SP to the device
Once activated, each attack deals 2% Max HP as Arts damage to an enemy unit and generates 3 Recon Proficiency
0 50
The R-45 Portable "Gramophone" restores 1 SP every second for each friendly unit in the skill's range.

See also