4 headset mics, 4 wireless body packs, and a single-rack receiver that gives you up to 500 feet of freedom.

Featuring four independent VHF receivers in one convenient, rugged, all-metal, single-rack space housing the Nady 401X Quad wireless system makes operating 4 wireless systems at the same time easier than ever. This particular headset wireless mic system comes with four HM-20U headset mics and 4 WLT bodypack transmitters. The versatility of the 401X Quad extends to its dual antenna jacks which allow you to have either onboard or remote antennas. The rock-solid VHF performance is complemented by unmatched transparent audio with 120dB dynamic range and up to 500 feet optimum line-of-sight operation.

The Nady HM-20U miniature unidirectional condenser headset microphone is optimally designed for singing and speaking applications, even in noisy environments. Its small, lightweight design makes it ideal for handsfree use with minimum visibility. Perfect for singer-musicians (drummers, keyboardists), vocal/dance performers, DJs, television announcers, public speakers, and aerobics instructors. The Nady microphone has a 3.5mm phone plug that securely locks into the included WLT bodypack transmitters to give you true, handsfree operation. The WLT bodypacks work for up to 15+ hours on a single 9V battery sold separately) and have low-battery LED indicators, audio muting, and easily accessible volume control.

Nady 401X Quad HM-20U Headset Wireless System Features:

• Front dual antenna jacks for either onboard or remote antennas
• Front panel Power ON/OFF switch, plus Power ON LED, TX ON, and AF signal level LED displays
• Noise-free transmitter ON/OFF operation
• Rear panel individual XLR Output jacks, volume and RF mute controls for each of the 4 channels, and 4-Channels-Mixed AF Out 1/4" phone jack
• High performance, transparent audio with 120dB dynamic range and up to 250+ feet optimum line-of-sight operation
• 4 transmitters can be operated simultaneously on the 4 different channels
  
  WLT Bodypack Transmitter
• Bodypack transmitter
• OFF/STANDBY/ON switch allows convenient audio muting with the transmitter ON
• Low-battery LED indicator flashes once for when unit is ON; lights steady for low battery alert - single 9V alkaline battery operation (15+ hours)
• Locking 3.5mm mini-jack provides secure connection for removable microphone cable
• Easily accessible input level adjust control for optimum sound
  
  HM-20U
• Full-frequency, unidirectional electret condenser mic
• Warm, transparent audio and maximum feedback rejection
• Durable, thin metal frame easily molds to any user
• Ergonomic design and comfortable fit with or without glasses, hat, or headphones (also no hairstyle hindrance)
• Tiny 5 x 8 mm lightweight capsule for hours of comfortable use
• Two sizes of foam windscreen included to reduce wind/popping noise
• Extendable, fully adjustable boom for optimum mic capsule placement
• Option of mini-XLR, 3.5mm phono plug (fits most standard wireless bodypack transmitters) or with standard XLR adapter for all wired and wireless applications

Give your band a chance to sing and move around freely with this wireless mic system. Order today!

Nady 401X Quad HM-20U Headset Wireless System Specifications:

• Wireless Mic System Performance
• Frequency Response: 30-18KHz (-3dB)
• Dynamic Range: 120dB (20-20KHz)
• Total Harmonic Distortion: <0.5% (typical)
• RF Carrier Frequency Range: 170-230MHz (Factory installed Channels)
• Frequency Stability: +/- 0.005%, crystal controlled
• Modulation: FM (F3E), +/-15KHz nor,+/-30KHz max
• Operating Range: 250 feet typcial - up to 500+ feet optimum line-of-sight
  
  Wireless Bodypack Transmitters
• Audio Inputs: 3.5mm mono locking jack for connecting to omnidirectional lavalier mic with phantom power
• Controls: OFF/STANDBY/ON switch, input level adjust
• LED Indicator: Unit "ON" (single flash), Low Battery Alert (steady)
• RF Power Out: 50mW (Max. allowed by FCC)
• Harmonic & Spurious Emissions: <-40dB
• Battery: 9V Alkaline
• Battery Life: Up to 20 hours
• Dimensions: 4.1"H X 2.4"W X 0.8"D (10.4cm X 6.1cm X 2.0cm)
• Weight: 3.6oz. (101g)
  
  Wireless Receiver
• Controls Power ON/OFF, volume control, mute control
• Connectors: 1 unbalanced adjustable mixed (all four channel), 1/4" T-S audio output jack. Line level, 600 ohms, 4 balanced fixed level XLR, #1=GND, #2-3=signals, Line/Mic level, 11k/600ohms
• Receiver: 2.1mm barrel-type DC input jack (tip=positive)
• LED Indicators: 1 Power ON LED, 4 AF LED, 4 TX ON LED
• Dimensions: 1.75"H x 7.5"D x 16.5"W (4.4cm x 19cm x 42cm)
• Weight: 4.5lb. (2kg)
• Power Requirements: 16V @ 800mA, nominal, AC/DC adapter supplied
• Antenna Connectors: Dual female BNC connectors
  
  HM-20U
• Element: Back electret condenser
• Polar pattern: Unidirectional cardioid
• Frequency Response: 20Hz-20KHz
• Sensitivity:-46dB ±3dB
• Output impedance: 1 KOhms ±5%
• SPL max: 135dB
• Power Supply: 1.5-12V DC
• Capsule: 5x8mm
• Cable: 1.5mm diameter, 1M (40")
• Weight: 0.6oz.(18g)
• Output connector: 3.5mm mini-locking plug or 3-pin mini-XLR
• connector
• Mini-XLR Wiring: GND = Pin 1, Hot (+) = Pin 3 -> 2K Ohms -> Pin 2
• 3.5mm Plug Wiring: GND = Sleeve, Hot (+) = Tip Foam windscreen and extra boom assembly included