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Original AD4D-II New Digital Wireless Microphones
Professional New Generation of upgrades
AD4D-II 200 Channel Stage Karaoke
2 Headset Wireless Microphones System
2 Bodypack Transmitter
Stage Performance Level 300m Range
MSRP: $1299.00
Brand New - Original Packaging
Authorized Dealer - Warranty By Manufacturer of MICWL Audio Inc.
AD4D-II Digital offers quad receiver options that open the door to a full range of features, from high-performance RF to transparent digital audio.
The AD4D-II 200Channel Digital Receiver sets a new standard in spectral efficiency. Groundbreaking performance features include wide tuning, low latency, and High Density (HD) mode, ensuring solid performance in the most challenging RF environments. Networked control and signal routing options bring a new level of management and flexibility to your entire workflow.
Work environment :
300m Large unimpeded plaza/vocal concert ,
Complex harsh environment 10m Range (Rainy days are included)
1. True diversity, 2 Channel wireless handheld microphones, short circuit protection function; infrared automatic frequency matching, pilot frequency function Four antenna signal strengthened reception (multi-level high-frequency filter design has strong anti-interference ability and no noise)
2.1U standard chassis, metal panel, LCD liquid crystal display display working status, simple function operation.
3. High-fidelity audio transmission circuit, anti-drop, anti-vibration microphone core matching, sound clarity and high vocal reproduction.
4. Hand microphone power consumption: 110MA, using imported DC conversion boost circuit low power consumption and high efficiency, effectively extending the battery life. Radiant power: 16mW, use distance up to 300 meters in open environment. Complex harsh environment Rainy 100m Range.
5. Equipped with anti-switch impact function to ensure the protection of the output of the rear stage, and prevent the power amplifier and speakers from being impacted and burned.
6. The hand microphone has a battery level display, and the receiver also has a battery level display, which is convenient for remote monitoring of battery usage and working status at a glance.
AD4D-II Digital Receiver:
Frequency range: 610-690MHZ 2x 100 Channel
Maximum number of channels: 100
Bandwidth: 50MHz
Receiving sensitivity: -105dBm
S/N ratio: >70dB(A)
Distortion: <1% Audio output level: 8dBu max
External power supply: DC: 12-17V, 1A,
Oscillation mode: PLL phase locked loop
IF frequency: first IF: 110MHz, second IF: 10.7MHz
Antenna interface: TNC
Display mode: LCD
Sensitivity: -100dBm (40dB S/N)
Spurious suppression: >80dB
Audio output: unbalanced: +4dB (1.25V)/5KΩ
Balance: +10dB(1.5V)/600Ω
Supply voltage: DC12V Supply current: 450mA
Digital Handheld / or BeltPack transmitter:
Frequency range: 610-690MHZ, 2x100 Channel
Bandwidth: 50MHz
Harmonic suppression: >55dBc
Maximum frequency deviation: +_48KHz
Frequency response: 40Hz-16KHz (-3dB)
S/N ratio:>70dB(A) Distortion:<1%
Power requirements: 2 AA type 1.5V batteries)
1 x 2 Channel Digital Host
2 x beltpack with Headset microphone
1 x Audio transmission line
1 x power adapter
4 x telescopic antennas
1 x Operating instructions
Warranty：
One Year Warranty Covered by MICWL Audio Inc.
