Your EQ affects the speed of only idle experience gained. Below is a list of items.

Demon Helmet Helmets
Royal Helmet
Royal Helmet +1% idle exp
(Arm:9). It weighs 48.00 oz.
Skull Helmet
Skull Helmet +1% idle exp
(Arm:9).It weighs 42.00 oz.
Demon Helmet
Demon Helmet +2% idle exp
(Arm:10). It weighs 29.50 oz.
Yalahari Mask
Yalahari Mask +2% idle exp
(Arm:5, magic level +2). It can only be wielded properly by sorcerers and druids of level 80 or higher. It weighs 35.00 oz.
Full Helmet of the Ancients
Full Helmet of the Ancients +3% idle exp
(Arm:11). It weighs 27.60 oz.
Necor Mask
Necro Mask +3% idle exp
(Arm:5, magic level +2). It can only be wielded properly by sorcerers and druids of level 150 or higher. It weighs 39.00 oz.
Necor Mask
Battlemaster Helmet +3% idle exp
(Arm:12). It can only be wielded properly by knights and paladins of level 150 or higher. It weighs 29.60 oz.
Golden Helmet
Golden Helmet +3% idle exp
(Arm:12). It weighs 32.00 oz. Rare item. Look here.
Monarch Mask
Monarch Mask +3% idle exp
(Arm:5, magic level +3). It weighs 37.00 oz. Rare item. Look here.
Necrotic Helmet
Necrotic Helmet +4% idle exp
(Arm:6, magic level +4). It can only be wielded properly by sorcerers and druids of level 190 or higher.
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Ferocity Helmet +4% idle exp
(Arm:12, protection physical +3%). It can only be wielded properly by knights of level 190 or higher.
Winged Champion Helmet<
Winged Champion Helmet +4% idle exp
(Arm:10, distance fighting +2). It can only be wielded properly by paladins of level 190 or higher.
Golden Armor Armor
Blue Robe
Blue Robe +1% idle exp
(Arm:11). It weighs 22.00 oz.
Crown Armor
Crown Armor +1% idle exp
(Arm:13). It weighs 99.00 oz.
Dragon Scale Mail
Dragon Scale Mail +1% idle exp
(Arm:15).It weighs 114.00 oz.
Demon Armor
Demon Armor +2% idle exp
(Arm:16). It weighs 80.00 oz.
Magic Plate Armor
Magic Plate Armor +2% idle exp
(Arm:17). It weighs 85.00 oz.
Focus Cape
Focus Cape +2% idle exp
It can only be wielded properly by druids and sorcerers. It weighs 23.00 oz. Available in custom quest. Look here.
Paladin Armor
Paladin Armor +2% idle exp
(Arm:12, distance fighting +2). It can only be wielded properly by paladins. Available in custom quest. Look here.
Yalahari Armor
Yalahari Armor +2% idle exp
(Arm:16, club fighting +2, sword fighting +2, axe fighting +2, protection physical +3%). It can only be wielded properly by knights of level 80 or higher. Available in custom quest. Look here.
Skullcracker Armor
Skullcracker Armor +3% idle exp
(Arm:18, club fighting +3, sword fighting +3, axe fighting +3, protection physical +3%). It can only be wielded properly by knights. Available in custom quest. Look here.
Robe of the Underworld
Robe of the Underworld +3% idle exp
(Arm:12, magic level +2). It can only be wielded properly by druids and sorcerers. Available in custom quest. Look here.
Master Archers Armor
Master Archers Armor +3% idle exp
(Arm:14, distance fighting +3). It can only be wielded properly by paladins. Available in custom quest. Look here.
Master Blue Robe
Master Blue Robe +3% idle exp
(Arm:12, magic level +2). It can only be wielded properly by sorcerers and druids of level 160 or higher. It weighs 12.00 oz. Look here.
Velvet Mantle
Velvet Mantle +4% idle exp
(Arm:12, magic level +3). It can only be wielded properly by sorcerers and druids of level 170 or higher. Available in custom quest. Look here.
Demon Husk Armor
Demon Hust Armor +4% idle exp
(Arm:15, distance fighting +4). It can only be wielded properly by paladins of level 170 or higher. Available in custom quest. Look here.
Hellfire Armor
Hellfire Armor +4% idle exp
(Arm:19, club fighting +4, sword fighting +4, axe fighting +4, protection physical +3%). It can only be wielded properly by knights of level 170 or higher. Available in custom quest. Look here.
Legs Icon Legs
Crown Legs
Crown Legs +1% idle exp
(Arm:8). It weighs 65.00 oz.
Golden Legs
Golden Legs +1% idle exp
(Arm:9). It weighs 56.00 oz.
Demon Legs
Demon Legs +2% idle exp
(Arm:9). It weighs 70.00 oz.
Yalahari Leg Piece
Yalahari Leg Piece +2% idle exp
(Arm:8, distance fighting +2, protection physical +5%). It can only be wielded properly by paladins of level 80 or higher. It weighs 65.00 oz. Available in custom quest. Look here.
hellcore legs
Hellcore legs +3% idle exp
(Arm:10). It weighs 76.00 oz. Idle exp +3% Available in custom quest. Look here.
Velvet Legs
Velvet Legs +3% idle exp
(Arm:8, magic level +1). It can only be wielded properly by sorcerers and druids of level 160 or higher. It weighs 70.00 oz. Available in custom quest. Look here.
Skullhunter Legs
Skullhunter Legs +3% idle exp
(Arm:9, distance fighting +3). It can only be wielded properly by paladins of level 160 or higher. It weighs 70.00 oz. Available in custom quest. Look here.
Hellfire Legs
Hellfire Legs +3% idle exp
(Arm:10, shielding +5). It can only be wielded properly by knights of level 160 or higher. It weighs 70.00 oz. Available in custom quest. Look here.
Dragon Scale Legs
Dragon Scale Legs +3% idle exp
It weighs 48.00 oz. Available in custom quest. Look here.
Boots of Haste Boots
Boots of Haste
Boots of Haste +1% idle exp
(speed +20). It weighs 7.50 oz.
Steel Boots
Steel Boots +1% idle exp
(Arm:3). It weighs 29.00 oz.
Idle Soft Boots
Idle Soft Boots +2% idle exp
With PoI you will get the usual softboots for manual play and another one for idle.
Inferno Boots of Haste
Inferno Boots of Haste +3% idle exp
(speed +22). Available in custom quest. Look here.
Amulets Icon Amulets
Lion Bravery Amulet
Lion Bravery Amulet +1% idle exp
(Arm:1). Available in custom quest. Look here.
Night Wolf Amulet
Night Wolf Amulet +2% idle exp
(Arm:2). Available in custom quest. Look here.
Rings Icon Rings
Ring of the Abyss
Ring of the Abyss +1% idle exp
Available in custom quest. Look here.
Ruby Ring
Ruby Ring +1% idle exp
Available in custom quest. Look here.
Necromancer Ring
Necromancer Ring +2% idle exp
Available in custom quest. Look here.
Nightmare Shield Shields
Vampire Shield
Vampire Shield +1% idle exp
(Def:34). It weighs 38.00 oz.
Demon Shield
Demon Shield +1% idle exp
(Def:35). It weighs 26.00 oz.
Spellbook of mind control
Spellbook of mind control+1% idle exp
(Def:16, magic level +2). It can only be wielded properly by druids and sorcerers. Available in custom quest. Look here.
Mastermind Shield
Mastermind Shield +1% idle exp
(Def:37). It weighs 57.00 oz.
Tempest Shield
Tempest Shield +1% idle exp
(Def:36). It weighs 51.00 oz. Rare item. Look here.
Nightmare Shield
Nightmare Shield +2% idle exp
(Def:37).It weighs 32.00 oz. Available in custom quest. Look here.
Necromancer Shield
Necromancer Shield +2% idle exp
(Def:37). It weighs 32.00 oz. Available in custom quest. Look here.
Spellbook of Dark Mysteries
Spellbook of Dark Mysteries +2% idle exp
(Def:16, magic level +3). It can only be wielded properly by druids and sorcerers. Available in custom quest. Look here.
Doomevil Shield
Doomevil Shield +3% idle exp
(Def:38, protection physical +5%). It weighs 32.00 oz. .Rare item. Look here.
Great Shield
Great Shield +3% idle exp
(Def:38, shielding +3). It can only be wielded properly by knights and paladins of level 180 or higher. It weighs 84.00 oz. Available in custom quest. Look here.
Spellbook of Ancient Arcana
Spellbook of Ancient Arcana +3% idle exp
(Def:19, magic level +4). It can only be wielded properly by sorcerers and druids of level 180 or higher. It weighs 28.50 oz. Available in custom quest. Look here.
Blessed Shield
Blessed Shield +4% idle exp
(Def:40). It weighs 68.00 oz. Available in custom quest. Look here.
Swords Icon Swords
Mystic Blade
Mystic Blade +1% idle exp
(Atk:44, Def:25 +2). It can only be wielded properly by players of level 60 or higher. It weighs 35.00 oz.
Each sword, axe, and club above 44 ATK adds +1% idle exp
The Avenger
The Avenger +2% idle exp
(Atk:50, Def:38). It can only be wielded properly by knights of level 75 or higher. It weighs 64.00 oz.
Magic Sword
Magic Sword +2% idle exp
(Atk:48, Def:35 +3). It weighs 42.00 oz.
Emerald Sword
Emerald Sword +3% idle exp
(Atk:49, Def:33 +3). It weighs 41.00 oz.Available in custom quest. Look here.
Solar Sword
Solar Sword +4% idle exp
(Atk:50, Def:33 +3). It weighs 46.00 oz. Available in custom quest. Look here.
Axes Icon Axes
Heroic Axe
Heroic Axe +1% idle exp
(Atk:44, Def:24 +1). It can only be wielded properly by players of level 60 or higher.
Each sword, axe, and club above 44 ATK adds +1% idle exp
Stonecutter Axe
Stonecutter Axe +2% idle exp
(Atk:50, Def:30 +3). It can only be wielded properly by players of level 90 or higher. It weighs 99.00 oz.
Hellforged Axe
Hellforged Axe +3% idle exp
(Atk:51, Def:28 +2). It weighs 88.00 oz. Available in custom quest. Look here.)
Solar Axe
Solar Axe +4% idle exp
(Atk:52, Def:28 +2). It weighs 89.00 oz. Available in custom quest. Look here.)
Clubs Icon Clubs
Cranial Basher
Cranial Basher +1% idle exp
(Atk:44, Def:20 -2). It can only be wielded properly by players of level 60 or higher. It weighs 78.00 oz.
Each sword, axe, and club above 44 ATK adds +1% idle exp
Arcane Staff
Arcane Staff +2% idle exp
(Atk:50, Def:30). It can only be wielded properly by players of level 75 or higher. It weighs 40.00 oz.
Thunder Hammer
Thunder Hammer +2% idle exp
(Atk:49, Def:35 +1). It can only be wielded properly by players of level 85 or higher. It weighs 125.00 oz. Available in Annihilator quest.
Obsidian Truncheon
Obsidian Truncheon +3% idle exp
(Atk:50, Def:30 +2). It weighs 65.00 oz. Available in custom quest. Look here.
Bloodspike
Bloodspike +3% idle exp
(Atk:50, Def:33 +1). It weighs 136.00 oz. Rare item. Look here.
Solar Club
Solar Club +4% idle exp
(Atk:51, Def:35 +1). It weighs 81.00 oz. Available in custom quest. Look here.
Wands & Rods Icon Wands & Rods
Idle Wand
Idle Wand +1% idle exp
It can only be wielded properly by sorcerers and druids of level 35 or higher. It weighs 28.00 oz. (Available at the Scrapper Svargrond arena.)
Legendary Idle Wand
Legendary Idle Wand +2% idle exp
It can only be wielded properly by sorcerers and druids of level 80 or higher. It weighs 28.00 oz. Available in custom quest. Look here.
Ethernal Staff
Ethernal Staff +3% idle exp
It can only be wielded properly by sorcerers and druids of level 140 or higher. It weighs 31.00 oz. Available in custom quest. Look here.
Crystal Wand
Crystal Wand +4% idle exp
It can only be wielded properly by sorcerers and druids of level 220 or higher. It weighs 30.50 oz. Available in custom quest. Look here.
Distance Icon Distance
Idle Bow
Idle Bow +1% idle exp
Available at the Scrapper Svargrond arena. The only one-handed bow, designed to balance idle hunt for all professions.
Arbalest
Idle Arbalest +2% idle exp
The only one-handed crossbow, designed to balance idle hunt for all professions. By completing the quest you will get idle and manual play versions.
Royal Crossbow
Royal Crossbow +3% idle exp
The only one-handed crossbow, designed to balance idle hunt for all professions. By completing the quest you will get idle and manual play versions. Available in custom quest. Look here.
Solar Crossbow
Solar Crossbow +4% idle exp
The only one-handed crossbow, designed to balance idle hunt for all professions. By completing the quest you will get idle and manual play versions. Available in custom quest. Look here.