Transmission Tuner

The Transmission Tuner is a drop from the Voidgloom Seraph once you unlock Enderman Slayer Lvl 3

It can be used to increase the teleportation distance on items with transmission abilities like the Aspect of the End's ability.

Trivia

 * This item is currently bugged and boosts the range of abilities by 2, which also makes it applicable only twice, boosting the range by a total of +4 blocks.