• DM-820(DMR).jpg

DM-820(DMR) Professional DMR Two Way Radio

  • Commodity name: DM-820(DMR) Professional DMR Two Way Radio
  • Model Number: DM-820(DMR)
  • Brand: Kydera
  • Product Origin: Quanzhou
  • Type: Two Way Radio


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Detailed Introduction

DM-820(DMR) Professional  DMR Two way radio 

Main Features


• High /Low Power

• Low Power Alert

• 16 Channel Zone (256 Digital,256 Analog)

• Scan

• Man Down (Optional)


• Volume Control

Analog Features



• Narrow/Wide Band

• Compandor(Optional)

• Squelch Setting

• Busy Channel Lockout

• Scrambler (Optional)


Digital Features

• Remote Kill

• Remote Revive

• Remote Stun

• Private Call

• Group Call

• General Call

• No-address Call

• Remote Monitor

• Remote Detection

• Call Prompt

• Emergency Alarm

• Voice Encryption

• GPS (Optional)

• Call Alert

Small, slim, light to carry with high voice quality!!

• High capacity Li-pol battery packs (≥2000mAh), operating to 15 hours under 5/5/90 duty cycle in digital mode. • TDMA working mode

• Dual Mode (Digital / Analog)

• Upgradable software enables new features without buying a new radio

• Digital / Analog mode switch on same frequency (Unique)

• Maximum output audio to be 1000mW

• 16-bit digital voice encryption

• With DVIS-AMBE+2™ vocoder (100% compatible with MOTOTRBO)

Model DM-820
FrequencyRange 400-480MHZ; 350-390MHZ 136-174MHZ; 245MHZ
Channel Zone 16
Total Channel Capacity (512) 256 (Analog) 256 (Digital)
Antenna Impedance 50Ω
Dimension (H x W x D) 81 x 52 x 30mm
Weight (W/Battery) 210G
Li-polBattery 2000mAh
Rated Voltage DC: 7.4V
Battery life: The average battery life under5/5/90duty cycle, and using carrier squelch and TX high power. 2000mAh Li-pol battery: Analog: 10.6 hours / Digital: 14.3 hours
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
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
Precisely and standard designed for a long-term positioning( 95% value>could find 5 satellites @ rated -130dBm signal strength
TTFF (time to first fix) cold start <1 min
TTFF (time to first fix) warm start <10 s
Horizontal Position Accuracy <10 ms


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