Retevis MateTalk B4 license-free walkie talkie uses AI noise reduction with voice separation, echo cancellation and ambient suppression to lift speech over wind, river and campsite noise.
Good for family camping and group hikes, it pairs quickly, works hands-free with VOX by long-pressing the side key, and charges by Type-C cable on the go or with the base charger. No license or setup is needed.
MateTalk B4 Highlights
AI noise reduction
Separates vocals from complex outdoor and crowd noise.
License-free use
Unpack, pair and talk with no license.
Hands-free VOX
Transmits by voice so hands stay free on the trail.
Type-C and base charging
Tops up from a power bank, laptop or the charging base.
Easy pairing
Syncs a family or friend group in a few steps.
MateTalk B4 Specifications
Charging: Type-C cable and base charger
Hands-free: VOX via side key
Intended use: Camping, hiking, family outdoors
Noise control: AI noise reduction, echo cancellation
Radio service: License-free
Brand: Retevis
4.2★★★★★★★★★★(6)
5 ★2
4 ★3
3 ★1
2 ★0
1 ★0
Customer Reviews
6
★★★★★★★★★★5.0
h*p
Took these camping and voices came through really clear!
★★★★★★★★★★5.0
z****f
Works at camp
Really happy with how clear these are outside.
★★★★★★★★★★4.0
e**a
Verified
Easy to use around camp, no issues so far.
★★★★★★★★★★3.0
s****s
Verified
Does the job, pretty straightforward.
★★★★★★★★★★4.0
i***i
Sounds fine with traffic in the background.
★★★★★★★★★★4.0
n****m
Verified
Could actually hear my husband over the wind down by the lake.
