Puxing PX-777 VHF 400-470Mhz Radio interphone with a Free Earpiece professional

Features:
1)VHF
2)400Mhz ~470Mhz
3)VHF 5W output power
4)128 memory channels
5)Built-in 50  CTCSS and 104 DCS
6)Wide (25kHz) and Narrow(12.5kHz) channel spacing programmable in separate channels
7)Come with 1200mAh Li-ion battery
8)Input Frequency directly by keypad
9)VOX built-inPX
10)Frequency Scan & CTCSS Scan
11)Three different scan type: TO/CO/SE
12)Three color LCD backlight display
13)Sound Alarm
14)Programmable by PC software
16)Priority Scan Function
17)Adjust power High/Low
18)Switching between Channel/VFO
19)Display Channel+ Frequency mode.
20)Adjust squelch level (0-9)
21)Busy channel lockout
22)Keypad lock
23)Reverse Frequency Function
24)Channel step 5k,10k,6.25k,12.5k,25k
25)Program alphanumeric channels name
26)Self-program
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
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 220g (Including battery)
Antenna impedance 50Ω

Package：
1 x PX-777 (VHF 400-470Mhz)
1 x 7.2v 1200mah Li-ion Battery Pack
1 x Antenna 400-470Mhz
1 x Belt Clip
1 x ENG Manual
1 x Desktop Charger ( 100V ~ 240V )+(2pin USA or 3pin UK or 2pin EURO or 2pin Australia)
1 x PTT Earpiece for free