3G & 4G Connectivity – Experience clear, reliable and instant PTT where ever you are; all you need is connection to a cellular network.
Android 5.1 OS – Although it does not have a screen, the SY390 is run by Android 5.1 OS to ensure smooth and reliable operation.
Rugged Design – The SY390 is certified to IP67 standards against dust and water ingress, and drop-tested to 1.5m.
Crystal Clear Audio – Its powerful 2.0W speaker will enable users to experience clear PTT communications even in noisy environments.
Powerful Battery Performance – With a removable 3600mAh battery, the SY390 will last even during heavy usage periods.
Radio Design Interface – With its M6 audio accessory connector, the SY390 can be used with a wide range of audio accessories.