* Sub miniature headset transmitter.
* UHF PLL 16 preset selectable channels.
* Powered by one AAA battery for over 8 working hours.
* Over 60 meter of stable operation distance.
* High signal to noise ratio.
* Standby function provided for stable wireless link.
* Sweat proof design.
* Cooperate presentation
* Stage performance
* Wireless for video (together with KA-10R)