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Wireless Microphone System
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Wireless Microphone System is a reliable and high-performance wireless solution for performers, presenters, and professionals. Designed for ease of use, it offers excellent audio quality, robust signal stability, and long battery life. The system features multiple components—including the BLX1 Bodypack Transmitter, BLX2 Handheld Transmitter, BLX4 Wireless Receiver, BLX88 Dual Receiver, and BLX4R Rackmount Receiver—making it a versatile choice for a wide range of applications.

  • System Specifications:
    • Working Range: 91 m (300 ft) line of sight (actual range varies)
    • Frequency Response: 50 Hz – 15 000 Hz (varies by mic type)
    • Total Harmonic Distortion: 0.5 % typical
    • Dynamic Range: 100 dB, A-weighted
    • Operating Temperature: –18 °C (0 °F) to 57 °C (135 °F)
    • Polarity: Positive pressure on diaphragm → positive voltage on Pin 2 (XLR)
  • BLX1 Bodypack Transmitter:
    • Audio Input Level:
      • Max gain: –16 dBV
      • Min gain (0 dB): +10 dBV
    • Gain Adjustment Range: 26 dB
    • Input Impedance: 1 MΩ
    • RF Output: 10 mW (varies by region)
    • Dimensions: 110 × 64 × 21 mm
    • Weight: 75 g (2.6 oz) without batteries
    • Housing: Molded ABS
    • Power: 2× AA batteries (up to 14 h life)
  • BLX2 Handheld Transmitter:
    • Audio Input Level:
      • 0 dB Gain: –20 dBV max
      • –10 dB Gain: –10 dBV max
    • Gain Adjustment Range: 10 dB
    • RF Output: 10 mW (varies by region)
    • Dimensions: 224 mm × Ø 53 mm
    • Weight: 218 g (7.7 oz) without batteries
    • Housing: Molded ABS
    • Power: 2× AA batteries (up to 14 h life)
  • BLX4 & BLX88 Receivers:
    • Output Impedance:
      • XLR: 200 Ω
      • ¼″ TRS: 50 Ω
    • Audio Output Level:
      • XLR: –27 dBV
      • ¼″ TRS: –13 dBV
    • RF Sensitivity: –105 dBm for 12 dB SINAD
    • Image Rejection: > 50 dB
    • Dimensions:
      • BLX4: 40 × 188 × 103 mm
      • BLX88: 40 × 388 × 116 mm
    • Weight:
      • BLX4: 241 g (8.5 oz)
      • BLX88: 429 g (15.1 oz)
    • Housing: Molded ABS
    • Power: 12–15 V DC
  • BLX4R Rackmount Receiver:
    • Output Impedance:
      • XLR: 200 Ω
      • ¼″ TRS: 50 Ω
    • Audio Output Level:
      • XLR: –20.5 dBV
      • ¼″ TRS: –13 dBV
    • RF Sensitivity: –105 dBm for 12 dB SINAD
    • Image Rejection: > 50 dB
    • Dimensions: 50 × 198 × 163 mm
    • Weight: 998 g (2.2 lbs)
    • Housing: Molded ABS & steel
    • Power: 12–15 V DC @ 260 mA
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