Meet the UCaller Extreme MKIII, the latest grey‑bodied companion for field calling. Designed exclusively for use with post‑2018 grey MKIII call cards, this user friendly device offers crystal clear sounds, impressive range, and a rugged portable design.

Tech Specs

Model: UCaller Extreme MKIII – grey version, introduced 2018

Compatible Only With: Grey MKIII sound cards and units (post‑2018)

Included Call Cards: Comes with 1 card (4 sounds) – choose from Fox, Magpie/Crow, Goose, Duck, or Deer

External Speaker Jack: 3.5 mm jack for optional amplified external speaker to extend range further

Dimensions: Compact 6″ × 3″ × 1″ — ideal for pocket or belt clip use

Weight: Approx. 870 g

Portability: Includes rear belt clip for field-ready carry

Sound Quality: High-fidelity, native‑species recordings optimised for realism and visibility in the field

Durability: Rugged housing built for windy and wet condition

Why We Recommend It

Designed specifically for post‑2018 grey MKIII units and cards—ensures proper compatibility
Amplified built-in speaker that carries sound clearly up to a mile
External speaker support via 3.5 mm jack for even greater range
Simple, card-based sound switching—great for targeting fox, crow, deer, ducks or geese
Pocket-sized and lightweight with belt clip for easy portability
Proven field performance—crystal-clear, native recordings stand out in all environments

Buy With Confidence

✅ Free Next Day Delivery on all orders

✅ 1-Year Guarantee on all products

✅ Hassle-Free Returns

✅ Real UK-based product experts available via phone or email

✅ Trusted by thousands of UK shooters

Electronic Calls

Remote Electronic Speaker for Decoys & Game Calls

UCaller Extreme with Fox and Magpie Cards 2018 MKIII