All protocol droids have the following chassis traits:

Ability Modifiers: +2 Wisdom, +2 Charisma, -2 Dexterity. Protocol droids are programmed in the arts of etiquette, protocol, and translation services. Like other droids, protocol droids have no Constitution score.

Size: Protocol droids are of Medium size, gaining no bonuses or penalties for their size.

Speed: Protocol droids have a base speed of 6 squares and use walking locomotion.

Droid Traits: Protocol droids are third-degree droids and have all droid immunities and typical droid traits (see pages 187-188 of the Saga Edition core rulebook).

Bonus Equipment: Protocol droids are constructed with the following droid systems installed in each: walking locomotion, basic processor, 2 hand appendages, vocabulator, and translator unit (DC 10).

Hardwired Design (Persuasion): All protocol droids are trained in the Persuasion skill. This is considered a bonus trained skill.

Bonus Feat: To supplement its translation and etiquette duties, a protocol droid can select Skill Training (Knowledge [bureaucracy]), Skill Training (Knowledge [galactic lore]), or Skill Training (Knowledge [social sciences]) as a bonus feat. A protocol droid can take only one these bonus feats.

Automatic Languages: Basic and Binary.

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Source: Scavenger’s Guide to Droids, p. 13.