Kirisun PT578

Water Protection Class IP65
In harsh, noisy and dusty working conditions such as construction sites, your radio is apt to be smudged. The PT578 will bring you reliable communication and high productivity in these working conditions, and its superb waterproof performance allows you to wash off mud and dust on your radio. 

Powerful audio output
1.6w audio output and voice compander ensure crisp, clear and strong audio quality even in any noisy environment.

Built in 5 Tone signaling for Caller ID.

Tough and reliable design
PT578 meets waterproof IP65 where the radio dose not harms when work in the rain. In addition, it meets MIL-810C/D/E/F standards, it could withstand harsh environment.

Safety Assurance
With lone worker, Security enquire, and kinds of emergency features that assure you safety in case of emergencies or accidents.

Wide frequency coverage
The PT578 series covers a wide frequency range with one version (136-174, 400-450, 420-470 MHz). Different channel spacing (25, 12.5 kHz) and TX Power (high, low) are programmable per channel.

Channel Scan
The channel scan feature enables the radio to continuously scan each channel in the scan list for activity. Simply press a side function button to activate scanning. When activity is detected on a channel the scan process will stop and you will hear the transmission.


Frequency Range 136~174MHz, 400~470MHz, 420-470MHz
Channel Capacity 16
Channel Spacing 12.5KHz, 25KHz
Operating Temperature -30℃~ +60℃
Operating Voltage 7.5V DC ±20%
Battery 1500mAh Li-poly(Standard)
Frequency Stability ±2.5 ppm
Dimension (with battery and antenna) (mm) 111 x 52.5 x 33.5
Weight (with battery and antenna) (g) 270
RF Power Output 4W/1W(UHF), 5W/1W(VHF)
Frequency Modulation 16KφF3E, 11KφF3E
Antenna Impedance 50Ω
Modulation Limiting ±2.5KHz @ 12.5KHz, ±5KHz @ 25KHz
Radiated Spurious Emission -36dBm < 1GHz, -30dBm > 1GHz
FM Noise 40dB @ 25KHz, 35dB @ 12.5KHz
Modulation Distortion ≤3%
Reference Sensitivity 0.28μV@12.5KHz, 0.25μV@25KHz typical
Adjacent channel Selectivity 60dB @ 12.5KHz, 70dB @ 20/25KHz
Intermodulation 65 dB
Spurious Response Rejection 70 dB
Rated Audio Output 1 W
S/N 40/35
Rated Audio Distortion ≤3%

Kirisun PT578 Brochure