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  • D4-BPL Digital Wireless Lapel Microphone System for Stage
  • D4-BPL Digital Wireless Lapel Microphone System for Stage
  • D4-BPL Digital Wireless Lapel Microphone System for Stage
  • D4-BPL Digital Wireless Lapel Microphone System for Stage
  • D4-BPL Digital Wireless Lapel Microphone System for Stage
  • D4-BPL Digital Wireless Lapel Microphone System for Stage

D4-BPL Digital Wireless Lapel Microphone System for Stage

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UHF Wireless Lapel Microphone System for Stage Performance, True Diversity 150 Meters
Features
This wireless lapel microphone system adopts advanced, modern high-frequency transmission technology, ensuring not only safety and reliability but also ease of use and comfort. Both the transmitter and receiver support high-quality wireless audio transmission.
Optimized PLL synthesizer and microprocessor technology.
Utilizes advanced noise suppression methods.
Features a secure squelch function to control audio transmission and eliminate unwanted noise.
Employs a true diversity automatic frequency selection reception method, providing extended reception range while eliminating audio dropouts.
Supports channel search functionality for convenient setup.
The transmitter offers a 50MHz RF bandwidth.
Operating range up to 150 meters (492 feet) line of sight.
Suitable for church, houses of worship, speech, public speaking, classroom teaching, stage performance etc.
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  • Detail
    D4-BPL Digital Wireless Lapel MicrophoneUser Manual.pdf

    Model: D4-BPL
    True Diversity
    Operating range: 150m, 492ft

    Specifications
    Frequency Range: UHF 600-937 MHz (region dependent)

    Receiver
    Frequency Range: UHF 640–690 MHz
    (606-630 MHz Optional), (USA: 902-928, UK: 863-865, ROK: 925-937 MHz)
    Chassis Standard: EIA Standard 1U
    Channel Groups: Dual channels
    Frequency Stability: ±0.005%, PLL synthesized frequency control
    Factory Preset Frequencies: 200 frequencies
    Effective Operating Range: Approx. 200 meters (in open space)
    Oscillation Mode: PLL synthesized frequency control
    Sensitivity: At 25kHz deviation, input 6dBuV, S/N > 60dB
    Bandwidth: 50MHz
    Maximum Deviation: ±45kHz
    S/N: >105dB
    THD: <0.7% @ 1kHz
    Frequency Response: 45Hz–18kHz (±3dB)
    Power Supply: 100–240VAC, 50/60Hz
    Weight: 2.25kg
    Dimensions: 285mm (L) × 185mm (W) × 45mm (H)
    Output Connectors: Balanced XLR and unbalanced 6.3mm jack

    Bodypack Transmitter
    Frequency Range: UHF 640–690 MHz
    (606-630 MHz Optional), (USA: 902-928, UK: 863-865, ROK: 925-937 MHz)
    Transmission Power: ≤32mW (high/low adjustable)
    Bandwidth: 50MHz
    Display: OLED
    Volume Gain: Adjustable 0~+15dB
    Spurious Emissions: ≥60dBc
    Maximum Deviation: 48kHz
    Distortion: <1% (excluding microphone capsule)
    Power Supply: 2 × AA alkaline or rechargeable batteries
    Battery Life: 6–8 hours (alkaline), current 150mA (3V)
    Dimensions: 175mm × 62mm × 24mm

    Product Description

    Acemic D4-BPL Wireless Lapel Microphone System – Dual Channel, True Diversity, 150m Range
    The Acemic D4-BPL wireless lapel microphone system delivers professional-grade audio performance with advanced high-frequency transmission technology, making it reliable, user-friendly, and versatile for a wide range of applications. Designed with dual channels and up to 200 preset frequencies, it ensures stable operation and effortless setup for stage performances, presentations, and houses of worship.

    Equipped with an optimized PLL synthesizer and intelligent microprocessor control, the D4-BPL system provides precise tuning and seamless performance. Its true diversity automatic frequency selection reception eliminates audio dropouts while extending the reception range, giving you clear and consistent sound over distances of up to 150 meters (492 feet) line of sight.

    Featuring advanced noise suppression and a secure squelch function, the system effectively reduces unwanted interference and background noise. The 50MHz RF bandwidth ensures flexibility for multi-channel use, while the convenient channel search function makes setup quick and hassle-free.

    Whether you’re in a church, classroom, conference, stage performance, or public speaking environment, the Acemic D4-BPL wireless lapel microphone system provides exceptional audio clarity, reliability, and freedom of movement for any live event.
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