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Quick Details

Talk Range: 5-10KM
Storage Channel: 512
Frequency Range: 136-174MHz or 400-480MHz
Dimensions: 125*60*39mm
Type: Handheld
Model Number: DM-990
Brand Name: Kydera
Place of Origin: China (Mainland)
Type: DMR handheld radio
Color: Black
Usage: Wireless Communication

Specifications


1. Specification of two way radio
DM-990 DMR walkie talkie
1. RF Power Output 5 Watt
2. Frequency Range 136-174MHz or 400-480MHz
3. Channel 512
4. Battery Votage 7.4V (Li-ion Battery)
5. Antenna Impedance 50Ω
6. Dimension 125X60X39mm
7. Weight 317g
8. MOQ 2 for sample; 100 for mass production; 500 for OEM
9. Trade Terms FOBXiamen or FOBShenzhen
10. Packaging One main radio with accessories in a gift box.


Receiver: 

 Frequency

 400-480MHZ; 350-390MHZ

 136-174MHZ; 245MHZ

 Channel Spacing

 12.5kHz /25kHZ

 Frequency Stability   

 (-20℃,+60℃,+25℃)

 + / - 1.5ppm

 Analog Sensitivity  
 (12 dB SINAD)

 0.3uV / 0.25uV

 Digital Sensitivity (5% BER)

 0.25uV / 0.20uV

 Intermediation

 65dB

 Adjacent Channel Selectivity

 60dB@12.5kHz / 65dB@25kHz

 Spurious Rejection

 65dB

 Rated Audio

 800mw

 Audio Distortion @Rated Audio

 3%

 FM Hum & Noise

 -40dB @12.5kHz / -45dB @25kHz

 Audio Response

 +1,-3dB

 Conducted /Radiated Emission

 -57dBm


Transmitter: 

 Frequency

 400-480MHZ; 350-390MHZ

 136-174MHZ; 245MHZ

 Channel Spacing

 12.5kHz /25kHZ

 Frequency Stability   
 (-20℃,+60℃,+25℃)

 + / - 1.5ppm

 Low Power

 1W                            

 2W

 High Power

 4.5W

 5W

 Modulation Restriction

 ±2.5kHz@12.5kHz / ±5kHz@25kHz

 FM Hum & Noise

 -40dB @12.5kHz / -45dB @25kHz

 Conducted /Radiated Emission

 -36dBm＜1GHz / -30dBm＞1GHz

 Adjacent Channel Selectivity

 -60dB@12.5kHz / -65dB@25kHz

 Audio Response

 +1,-3dB

 Audio Distortion

 3%

 FM Modulation

 12.5kHz: 11K0F3E

 25kHz: 16K0F3E

 4FSK Digital Modulation

 12.5kHz Data: 7K60F1D & 7K60FXD

 12.5kHz Audio: 7K60F1E & 7K60FXE

 12.5kHz Data & Audio: 7K60F1W

 Digital Vocoder

 AMBE+2?

 Digital Agreement

 ETSI-TS102 361-1, -2, -3