|2000mAh Li-ion battery, up to 16 hours
Typical operation; Tx:Rx:Stand-by duty ratio = 5:5:90
The M73 uses a BTL (bridge-tied load) amplifier that doubles the audio output. Its internal speaker delivers a loud 700mW audio output with clear sound.
The M73 PLUS includes these additional features:
- Active noise cancelling to reduce background noise to hear conversations better.
- Bass boost function provides a rich bass sound for both transmit and receive signals.
- Last call voice recording automatically saves the last incoming call for one minute. You can also start recording manually.
- AquaQuake™ water draining function
- Dual/Tri-Watch function for monitoring Channel 16 and/or call channel
- 4 level battery indicator
- Favorite channel and tag scan functions
- Auto power save function