Skip to content

Nady DKW-Duo Dual HT Handheld Mics Wireless Microphone System B D Channel B/D



Type of System

Dual Channel VHF

RF Carrier Frequency Range

170 - 216MHz

Approx. Working Range

150 ft. typical-up to 300+ ft. line-of-sight

Overall Frequency Response

80Hz - 14kHz, +/-3dB

Total Harmonic Distortion (THD)

< 0.7

Frequency Stability

+/- 0.005%, crystal controlled


FM (F3E), +/-15kHz max



Type of Transmitter

HT-Duo Handheld Microphone Transmitter

Type of Microphone

DM-20D Dynamic

Polar Pattern

Unidirectional (Cardioid)

Battery Type/Approx. Life

Battery: 9V Alkaline

Battery Life: Up to 15 hours

Mute Switch

Off/On Switch


Low-battery LED


8.9 x 1.4" (22.6 x 3.5cm)


5.4 oz (151 g)



Type of Outputs

1/4" unbalanced audio out jack, 2.1mm

Power Requirements

9V @ 120mA, nominal, AC/DC adapter supplied


Power On, Transmitter RF (CH A & CH B)

Antenna Type

Single 15" (38 cm), collapsible


8.2 x 5.3 x 1.75" (20.8 x 13.5 x 4.4cm)


16.1 oz (451 g)

Manufacturer's Description

The Nady DKW-Duo Dual Handheld Wireless Microphone System is a cost effective cable-free solution for DJs, karaoke, houses-of-worship, auditoriums, presentations, small performances and more. The Nady DKW-Duo allows for individual or simultaneous wireless operation over two fixed VHF frequencies. The system includes a rugged receiver with dual antennas, and a 1/4" phone output for connection to a PA system. The handheld transmitters feature DM-20B cardioid, dynamic capsules for professional, clear sound quality. The transmitters operate up to 15 hours on single 9V batteries.


  • Ideal entry-level systems - all the advantages and freedom of wireless operation without cumbersome cords

  • Excellent high-fidelity audio

  • VHF (170-216 MHz) operations for reliable, interference-free performance

  • 150+ ft. typical operating range - up to 300+ ft. line-of-sight

  • Operate either channel individually or both channels simultaneously

  • Advanced audio processing circuitry for a wide dynamic range - no overloading for loud inputs or background hiss during quiet use

  • Complete controls and connections for easy operation

  • Front panel Power On/Off switch and Power On LED

  • Back panel ¼" audio output jack and DC power input jack for supplied AC/DC adaptor

  • Special circuitry to eliminate transmitter on/off "pop" noise

HT-Duo Handheld Microphone Transmitters

  • Operates on a separate single frequency in the VHF 170-216MHz band

  • Easy, convenient operation with On/Off switch and low-battery LED indicator which flashes once for Unit On and lights steady for low-battery alert

  • Features the Nady DM-20 unidirectional dynamic cartridge for optimum true sound, maximum feedback rejection and minimal handling noise

  • Operates up to 15 hours on a single 9V alkaline battery