2.4G Audio Teaching Speaker YD-398

  • * 2.0-channel active speakers, featuring a built-in power amplifier, a 5.5-inch imported full-range woofer, and a 2.5-inch imported tweeter. It is equipped with an HCT eco-friendly microphone port, featuring simple installation and debugging, and clear sound quality.
  • *Suitable for multimedia classrooms, computer rooms, and regular classrooms with an area of approximately 60-100 square meters.
  • * The secondary wired broadcast emergency switching input will automatically restore the classroom sound amplification system after 5 seconds. Depending on customer requirements, IP network broadcasting functionality can be added.
  • External USB 2.4G wireless microphones and wireless Bluetooth receiver input expansion functions.
  • *Path 1: 6.5mm microphone input jack, DC 6V power supply; connect with an external power source for the microphone, no batteries required.
  • *A set of TRS audio input, a set of TRS recording output, and one 3.5mm computer audio input jack.
  • Aluminum radiators with internal and external structures offer rapid heat dissipation, more stable performance, and longer continuous working hours.
  • *Independent high and low frequency controls, microphone volume, line volume, and reverb delay adjustment.
  • Automatic voice reduction and mute function when no audio signal is input.
  • The external plug-in power cord facilitates easy upgrade and installation.
  • *Iron mesh baked paint protective cover, equipped with original factory brackets, wall-mounted installation.
  • *Tone Control: High frequency 10 kHz ± 12 dB / Low frequency 100 Hz ± 12 dB *Dimensions: Width 190 × Height 310 × Thickness 175 mm
  • *Output Power: 2×30W-50W *Sensitivity: 90dB
  • *Digital Sampling: 16-24 Bit/32-48 kHz *Signal-to-Noise Ratio: ≥90 dB *Frequency Response: 20 Hz-18 kHz
  • *Power Supply: AC 220V ±10%/50Hz
SKU: YD-398 Category: