• Industry’s lightest UHF PLL-synthesized switchable transmitter. Works flawlessly with all MIPRO ACT receivers.
  • Can be attached to MU-23 headworn microphone for a true wireless experience with no bodypack and no wired cable, allowing complete freedom of mobility for performers.
  • Built-in rechargeable lithium battery for money savings.
  • 6~8 Hours of operation per charge.



Oscillation Mode Phased-Locked Loop (PLL) Technology
Frequency Range UHF 620~934MHz
Bandwidth 24MHz
Channel Set-up ACT Sync (Automatic Channel Targeting)
RF Output Power 30mW (according to local regulations)
Spurious Emissions <-55dBc
Max. Deviation Range ±68KHz
Battery Lithium Polymer
Operating Time >6 hours
Dimensions 57(W)×28(H)x20(D)mm / 2.2(W)x1.1(H)x0.8(D)”
Weight Approx. 38g / 1.3oz
Patent & Approvals Products carry various patents and comply with telecommunication and safety regulations.


Refer to actual product in the event of product discrepancy.
Frequency range and maximum deviation comply with the regulations of different countries.

Click here to download MIPRO ACT-20T specifications

Click here to download MIPRO ACT-20T user-guide