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  3. RT668 vs TS-T3 Go

Retevis RT668 vs TechSide TS-T3 Go

What RT668 does better (0) and where TS-T3 Go wins (2) — every spec side by side.

Retevis RT668
Retevis · 2026RT668
4.6Score
0 advantages≈ £35
vs
TechSide TS-T3 Go
TechSide · 2026TS-T3 Go
8.6Score
2 advantages≈ £35
Higher score
5.4Range & power7.9
3.6Battery8.1
2.6Features5.5

Why is RT668 better than TS-T3 Go?

RT668 has no measurable advantages in this pair.

Why is TS-T3 Go better than RT668?

  1. USB-C chargingNo · RT668: Yes
  2. DisplayNo display vs Backlit display
Specifications

Side by side

Retevis RT668Retevis RT668≈ £354.6
Radio & range
Radio standardsPMR446PMR446
LicenceLicence-freeLicence-free
Digital mode (DMR / dPMR)NoNo
Frequency ranges446 MHz446 MHz
Transmit power0.5 W0.5 W
Channels1616
Maximum range (claimed)—10 km
Privacy codes (CTCSS / DCS)—121
CTCSS / DCS sub-tonesYesYes
Squelchadjustable—
Call tones—10
Power & battery
Battery capacity1,200 mAh—
Battery voltage3.7 V3.7 V
Power sourceRechargeable packRechargeable pack, AA / AAA batteries
Runs on AA/AAA batteries too—Yes
USB-C chargingNoYes
Battery level indicatorYesYes
Design & durability
Weight161 g—
Width116 mm—
Height50 mm—
Depth35 mm—
ShockproofYes—
DisplayNo displayBacklit display
Colours—Black
Features
VOX (hands-free)YesYes
VOX sensitivity levels—9
Channel scanYesYes
Flashlight—Yes
Emergency / SOS alarm—Yes
Key lock—Yes
Monitor buttonYesYes
Voice encryption / scramblerYes—
PC programmableYesYes
Connectivity
Headset / earpiece jackYesYes
Connectors2,5 und 3,5 mmUSB-C, 2,5mm Klinke
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