Dual-Way Clear Communication: High-sensitive microphone and 3W speaker ensure realistic, clear voice with anti-interruption and noise reduction.
Independent Volume Control: Features separate volume knobs to adjust internal and external audio levels freely.
Two-Way Audio Recording: Supports stereo jack output for recording conversations from both inside and outside the window.
Mute Function for Both Sides: Individual buttons allow turning ON/OFF mute function for both master and sub-stations.
Easy Installation: Requires only one wire connection between master and sub-station with flexible microphone cable.
Visual Status Indicator: Includes a reminder light to prompt working conditions during voice transmission.
Wide Application Scope: Suitable for banks, hospitals, post offices, ticket offices, and security glazing installations.
Durable ABS Construction: Made of high-quality ABS material with compact dimensions for master and sub-bases.