United Kingdom & EMEA

  • NX-3720HK
  • NX-3720HK

Additional Images


VHF NEXEDGE/DMR/Analogue Mobile Radio (non-EU Use)


Discontinued model


Key Features

Multi-protocol digital radio - designed to operate under an NXDN or DMR digital, FM analogue protocols
NXDN Conventional and Type-C & Gen2 Trunking
DMR Tier II, DMR Auto Slot Select & Site Roaming
DMR Tier III Trunking (requires KWD-3302TR license)
Mixed Digital & FM Analogue Operation allows gradual migration at your own pace
4-Line Basic Frame (2-Line Main/Sub-LCD, icon & key guide) / 14 Characters
5-Line Text Message Frame (3 Lines of Text, icon & key guide)
7-color LED indicator
External and Internal Speaker Switching
Renowned KENWOOD Audio Quality can be achieved with Active Noise Reduction (ANR) that utilizes built-in DSP
Software DES and AES Encryptions for NXDN Conventional/Trunking and DMR Conventional protocols

Supplied With

D.C. CableYes
Instruction ManualYes
Mounting BracketYes
Screw SetYes

NEXEDGE Features

Full details of all the NEXEDGE features available from your Kenwood dealerYes
All Group CallYes
AMBE+2 VocoderYes
Broadcast Call (Trunking Mode)Yes
Emergency CallYes
Fail Soft ModeYes
Group Call (Trunking Mode)Yes
Individual Private Call (Trunking Mode)Yes
Individual CallYes
Message Trunked ModeYes
NXDN Conventional IncludedYes
NXDN Digital 12.5/6.25kHz Channel SpacingYes
NXDN Scrambler IncludedYes
Over-the-air AliasYes
Paging CallYes
Priority Monitor IDsYes
Radio Access Numbers (RAN)Yes
Remote Group Add (Trunking Mode)Yes
Remote MonitoringYes
Remote Stun/KillYes
Short & Long Data MessagesYes
Status MessagingYes
Transmission Trunked ModeYes

DMR Features

AMBE+2 VocoderYes
Direct Mode (P2P)Yes
DMR Tier IIYes
DMR Tier IIIYes, - Optional
DMR Site RoamingYes
DMR Auto Slot SelectYes
Individual Call with AcknowledgementYes
Single-slot Data TimingYes
TDMA 2-slot System ArchitectureYes


Choice of Optional MicrophonesYes
Internal Encryption BoardYes
MIL-SPEC speaker mic. with programmable controlsYes
PA/Horn AlertYes
Remote Control HeadYes, - with KRK-18H/19B

Applicable Standards

Technical Specifications

Frequency Range - K Type136 - 174 MHz
Number of Channels512
Number of Zones128
Channel Spacing - Analogue - Wide/Wide/Mid/Mid/NarrowYes, - 30 kHz/ 25 kHz / 15 kHz/ 12.5 kHz
Modulation Limiting - Analogue± 5.0 kHz at 25 kHz
± 4.0 kHz at 20 kHz
± 2.5 kHz at 12.5 kHz
Channel Spacing - Digital - Wide/Narrow12.5 kHz/6.25 kHz
Antenna Impedance - 50 OhmYes
Current DrainStandby: 0.45 A
Receive: 2.3 A
Transmit: 12.0 A
Frequency Stability± 1 ppm (-30 °C to + 60 °C)
Operating Temperature Range-30 °C to + 60 °C
Power Supply13.6 V DC ±15%
DimensionsW x H x D: 160 x 43 x 160 mm
- Radio with Control Head, projections not included -
Weight (net)1.2 kg
- Radio with Control Head -

Receiver Specifications

Audio Output4 Watt / 4 Ohm
Intermodulation70 dB
Selectivity (Analogue)12.5 kHz: 70 dB
25 kHz: 80 dB
Sensitivity (Analogue) - EIA 12 dB SINAD0.25 µV
Sensitivity (Digital)NXDN: 12.5 kHz = 0.25 µV at 3% BER
NXDN: 6.25 kHz = 0.20 µV at 3% BER
DMR: 12.5 kHz = 0.30 µV at 5% BER
DMR: 12.5 kHz = 0.45 µV at 1% BER
Spurious Response Rejection80 dB

Transmitter Specifications

RF Power Output50 W / 30 W / 5 W
Audio Distortion2 %
FM Hum & NoiseAnalog @ 25 kHz: 45 dB
Analog @ 12.5 kHz: 40 dB
Spurious Emission-73 dB