Translate：
Superior voice and audio
With digital error-correction technologies, V688 ensures you superior voice in noise environments even in noise environment and at the edge of the coverage area.
With a built-in 1W speaker, it ensures clear and crisp voice communication.
Dual modes (analog & digital)
By changing the channel setting, the V688 can be used on analogue and digital mode. Being analogue/digital compatible, any businesses or private users currently using analogue can begin replacing their analogue radios with V688 and enjoy digital quality as well as relief from congested spectrum.
Enhanced Voice call
Using digital signaling, V688 provides private call, Group call, all call and emergency. And all the call type can be operated by menu or by keypad.
Secure communication
It utilizes 32 bit encryption technology both in analog and digital mode, providing secure communication.
Supplementary Services
Besides voice call services, V688 provides supplementary services of Radio Check, Remote Monitor, Call Alert, Radio Enable and Radio Disable.
Text Message
V688 provides private, group text message, which can be used when discretion is required. Customisable and pre-programmed messages are available.
Software Upgradable
With this capability, you can enjoy further features without buying a new machine.
|
General |
|
|
Frequency Range |
400-425MHz |
|
Channel Capacity |
256 |
|
Channel Spacing |
12.5KHz |
|
Operating Temperature |
-30鈩?/span>~ +60鈩?/span> |
|
Operating Voltage |
7.4V DC |
|
Battery |
1400mAH Li-ion |
|
Frequency Stability |
±2.5 ppm |
|
Dimension(with battery and antenna) |
220 mm x54 mmx51 mm |
|
Weight(with battery and antenna) |
265g |
|
Transmitter |
|
|
RF Power Output |
5W/ 1W |
|
Frequency modulation |
16KφF3E/11KφF3E(Aanalog) |
|
Antenna Impedance |
50Ω |
|
Modulation Limiting |
±2.5kHz |
|
Radiated Spurious Emission |
–36dBm < 1GHz |
|
FM Noise |
45dB @ 25KHz |
|
Modulation Distortion |
< 3% |
|
Receiver |
|
|
Reference Sensitivity |
0.25μV @12.5KHz |
|
Adjacent channel Selectivity |
60dB @ 12.5KHz |
|
Intermodulation |
60 dB |
|
Spurious Response Rejection |
60 dB |
|
Rated Audio Output |
1W |
|
S/N |
45/40 |
|
Rated Audio Distortion |
≤3% |
