E400True diversity four-channel wireless microphone system
Frequency tuning step: 25kHz
Total number of channels: 2000
Demodulation method: WFMD
Diversity method: Dual-antenna active true diversity with built-in power splitter
Isolation between dual antennas: >60dB
Sensitivity: -90dBm
Maximum frequency deviation: 50kHz
Pilot mode: BPSK pilot
Audio dynamic range: >105dB
Frequency response: 20Hz–20kHz
Audio latency: 1.9ms
Audio output impedance: Differential 100Ω
Maximum audio output level: +6dBu
Operating temperature: -30℃ to 70℃
Built-in intermodulation-free frequency planning algorithm to effectively avoid intermodulation interference
One-key frequency scan function: Provides the optimal signal frequency with the best signal-to-noise ratio on site
Uses DDS 4th-order optimization algorithm to detect wireless environment conditions and optimize matching scan program
One-key pairing function: Quickly pairs with handheld microphones for use
Built-in interference warning function: Alerts when interference signals reach a threshold
Antenna power supply function: Provides phantom power for active blade antennas or amplifiers
Dual-channel audio mix output interface included
Audio mix output supports MIC/LINE switch
One-key lock function to prevent misoperation
Software + hardware automatic mute
SLKD3 multi-stage programmable digital audio compression/expansion
Compatible with handheld transmitters, bodypack transmitters, and gooseneck conference transmitters
Receiver operating current: <400mA (12V)
Power adapter *1
E3S handheld transmitter *4 (including M80 microphone capsule *4)
Onboard antenna *2
PRODUCT DETELS / Details
I. Receiving System
• True diversity reception • Dual-antenna reception • Dual-antenna active true diversity with built-in power splitter •Five-chip cooperative system improves performance by up to 30%
I Output Performance
• Main unit output: +6dBu
I Features
1.Five-chip cooperative system, performance improved by up to 30%
Equipped with an innovative five-chip cooperative system, breaking the computing power limits of traditional single-chip designs! Through multi-chip collaboration and data intercommunication, it achieves breakthroughs in both computing efficiency and operational stability, with core performance improved by up to 30% compared to traditional solutions.
2.Encrypted digital communication system, delivering clear and pure audio quality
The wireless microphone is equipped with a professional encrypted digital communication system, ensuring secure signal transmission and clear, pristine audio from the source. Using an encryption protocol, it effectively prevents signal interference and maintains a stable communication link even in multi-performer or complex performance environments.
3.230mm dipole antenna, reception efficiency increased by 23%
Equipped with a customized 230mm dipole antenna, specifically tuned for wireless signal reception scenarios. Compared to traditional antennas, reception efficiency is increased by 23%.
4.Suitable for extreme temperatures, operating from -30℃ to 70℃
Professional audio equipment designed for complex climate conditions, capable of withstanding extreme temperatures from -30℃ to 70℃, easily adapting to high-altitude cold performances, high-temperature outdoor broadcasts, winter events and conferences in northern regions, and hot-venue environments in southern areas.
5.Handheld transmitter with ultra-low power consumption, providing up to 20 hours of continuous operation
Designed for long-duration work scenarios, the handheld wireless microphone features a self-developed low-power RF and audio processing chip for ultimate power efficiency. With a fully charged battery, it can operate continuously for 20 hours. Whether it’s all-day theater performances, multiple outdoor music festival sessions, long-duration conferences, or extended live broadcasts, there’s no need for frequent battery replacements or mid-event charging, completely eliminating power anxiety.
6.Maximum simultaneous usage in the same frequency band: 12 channels
A 12-channel wireless microphone system specially designed for small to medium-sized performances, perfectly covering scenarios such as band performances, small concerts, theater shows, and school events with up to 12 microphones. It operates stably within the same frequency band, eliminating the need for frequent frequency switching.
7. The actual number of channels used in the same frequency band is 12
IProduct List
1. Receiver x1 2. E3S4-compatible transmitter *4 (including M80 microphone head *4) 3. Adaptive power supply *1 4. On-board antenna *2 5. Feeder cable 60cm *2 6. Antenna bracket *2
