PX-780/820 DMR INTERPHONE Walkie Talkie digital interphone two way radio

PX-780/820 DMR digital two way radio
GeneralSpecification
Frequecy
400~470MHz,136~174MHz
ChannelCapacity
1000
NormalOperatingVoltage
7.4V
OperatingTemperature
-30°C~+60°C
StoreTemperature
-40°C~+85°C
Weight
270g(estimate)WithStandardLi-ionbattery
Dimensions:HxWxD(mm)
113.5X54X33.5WithStandardLi-ionbattery
Dust-protectionandwaterresistant
IP67
BatteryLifein5/5/90OperatingMode
1700mAhStandardLi-ionbattery
Analog:10hours;Digital:14hours
Receiver
Frequency
400~470MHz,136~174MHz
ChannelSpacing
12.5KHz
FrequencyStability
+/-1.0ppm
AnalogSensitivity
0.35uV/-116dBm(20dBSINAD)
0.22uV/-120dBm(Type)
DigitalSensitivity
0.3uV/-117.4dBm(BER5%)
0.7uV/-110dBm(BER1%)
Intermodulation
TIA603C:70dBETSI:65dB
AdjacentChannelSelectivity
TIA603C:65dB 12.5KHz
ETSI:60dB 12.5KHz
Co-Channelrejection
12dB 12.5KHz
SpuriousResponserejection
TIA603C:75dBETSI:70dB
Conductedspuriousemission
-57dBm<1GHz,-47dBm>1GHz
Blocking
84dB
RatedAudioPower
1W
AudioResponse
+1dB~-3dB
RatedAudioDistortion
3%(Type)
Transmitter
Frequency
400~470MHz,136~174MHz
ChannelSpacing
12.5KHz
FrequencyStability
+/-1.0ppm
Power
LowPower:1W,HighPower:4W
HumandNoise
-40dB 12.5KHz
Conducted,radiatedspuriousemission
-36dBm<1GHz,-30dBm>1GHz
AdjacentChannelPower
-60dB12.5KHz
AdjacentTransientChannelPower
-50dB12.5KHz
FMModulationMode
12.5KHz:11K0F3E
4FSKDigitalMode
12.5KHz(dataonly):7K60FXD
12.5KHz(data+voice):7K60FXE
ModulationMaximumDeviation
2.5KHz 12.5KHz
NonactiveSlotPower
-57dBm
AudioResponse
+1dB~-3dB
AudioDistortion
3%(Type)
DigitalProtocol
ETSITS102361-1,-2,-3
VocoderType
AMBE+2™
Channelareaselect
SMSEDIT
Onebuttoncall
Double prioritychannel scan
Digital power save mode
Remotemonitoring
Digitalvoiceencryption
radioenable/disable
UseTime-DivisionMultiple-Access(TDMA)digitaltechnologywhichdoublesthenumberofusersonasinglelicensed12.5kHzchannel.ComplywiththeDMRdigitalprotocol.
OperateinbothDigital&Analoguemode,allowseasilymigratefromanalogtodigital.
Providesclearervoicecommunicationsindigitalmode,throughoutthecoveragearea.
Privatecall,groupcallandallcallindigitalmode.
Textmessagingindigitalmode.
DirectmodeandRepeatermode.
LateEntry
Integratesvoiceanddatatoincreaseoperationalefficiency
Enhancedcallmanagementfeaturesincludeemergency,callalert,radiocheck,radio/enable/disable
Transmitadmitcriteria
BuildinCTCSS/DCSsignalinginanalogmode
AccessoryconnectorincorporatesUSBandenhancedaudiocapability
Tri-colorLEDindicatorforTX/RXstatus,calling,scanning
Dualprioritychannelscanoperatesinbothanalogue/digitalmode
VOX(optional)
Firmwarecanbeupdatedeasilytoaddnewfeatures.
Upto40%longerbatteryduration
IP67waterresistance&dustprotector