Our Notes: We have tested all of the equipment and everything works 100%. Both mics have been labled "Nady 1" & "Nady 2" with blue tape. The reciever shows some signs of light wear and has also been written on with black marker. Comes with the power supply, a 1/4" cable to connect to your mixer, and handy carrying bag. 

The DKW-Duo is a perfect entry-level dual channel VHF handheld microphone system: all the advantages and freedom of wireless operation without cumbersome cords. Easy to use, simply plug in instead of your wired microphone. Excellent high fidelity audio, perfect for all speakers, karaoke singers, DJs, and many other consumer applications.

Product Features:

• NON-Adjustable frequency - Easy to Use - Plug and Play
• Reliable long-range operation up to 200+ feet line-of-sight
• Durable plastic housing for receiver and transmitter
• 1 adjustable unbalanced ¼-inch jack sum output

Product Specs:

OVERALL 

• FREQUENCY RESPONSE 80-14,000Hz, ±3dB
• DYNAMIC RANGE 95dB
• TOTAL HARMONIC DISTORTION <0.7%
• RF CARRIER FREQUENCY RANGE 170-216MHz
• FREQUENCY STABILITY ±0.005%, crystal controlled
• MODULATION FM (F3E), ±15KHz max
• OPERATING RANGE 150 ft. typical-up to 200+ ft. line-of-sight
  

TRANSMITTER 

• AUDIO INPUT Nady DM-20D unidirectional dynamic cartridge
• CONTROLS OFF/ON switch
• LED INDICATOR UNIT “ON” (single flash), Low Battery Alert (steady)
• RF POWER OUT 50mW (Max. allowed by FCC)
• HARMONIC & SPURIOUS EMISSIONS >-40dB
• BATTERY 2 x AA batteries
• BATTERY LIFE Up to 10 hours
• DIMENSIONS 8.9″ X 1.4″ Dia. (22.6 X 3.5cm)
• WEIGHT 5.4oz
  

RECEIVER 

• CONTROLS Power ON/OFF
• CONNECTORS 1/4″ unbalanced audio out jack, 2.1 mm barrel-type DC input jack
• LED INDICATOR Power ON, Transmitter RF (CH A & CH B)
• DIMENSIONS 8.2″ X 5.3″ X 1.75″
• WEIGHT 16.1oz
• POWER REQUIREMENTS 9V @ 120mA, AC/DC
• ANTENNAS Dual 15″ (38 cm), collapsible