Puxing PX-728 UHF Adjustable power high/low

Puxing PX-728 UHF
Item comes with the original
charger and all accessories.
One Year Warranty

Specifications:
Frequency range: 400-470Mhz
Side button 2 and side 
button 3 can be programmable
 by PC software to these functions:
Monitor, squencl on/off, scan on/off,
 scan temperary delete, high/low power, 
talk about, Reverse frequency, VOX on/off 
and scrambler on/off
Those functions can be programmable through PC software 
Tx total time(s), squelch, voice annunciation, 
VOX gain level, band width, Tx power rank, 
Beep and scrambler
VHF 5W/UHF 4W output power
16 memory channels 
Built-in 50 groups of CTCSS and 104 groups of DCS
Wide (25kHz) and narrow (12.5kHz) are available 
Comes with 1600mAh Lithium-ion battery
Built-in VOX
Scan function 
Programmed by PC
Bell ring when receiving signal 
Adjustable power high/low
Adjustable squelch level (0 to 9)
Busy channel lockout
Reverse frequency function
DTMF PTT ID(encoder only)
re-programming password protection

TECHNICAL:
Frequency Range 400-470Mhz
Working Temperate －20℃―＋50℃
Operating Voltage DC 7.2V
Operate Mode Simplex or Semi-duplex 
Dimension 100mm×55mm×32mm (Not included Antenna)
Weight 230g (Including battery)
Antenna impedance 50Ω

Transmitter
Frequency Stability ±2.5PPM
Output Power ≦5W
Max Frequency Deviation ≦5KHz
Audio Distortion ≦3%
Modulation Character +3dB—-3dB   
Adjacent Channel Power ≥65dB
Spurious Radiation ≤7.5UW(-36db for CE)
Occupied Bandwidth ≤16KHz

Receiver
RF Sensitivity ＜0.2UV(12DB SINAD)
Audio Distortion  ≦3%
Audio Response +2dB—-10dB   
Adjacent Channel Selectivity ≥60dB
Intermodulation Rejection ≥60dB
Blocking  ≥80dB