EV-20R Sound Repeater

• Message Storage: The unit stores up to 4 different messages in its built-in flash memory, with a total recording time of up to 6 minutes.
• Recording & Transfer: Messages can be recorded directly from a microphone or CD player via analog inputs, or audio data can be transferred from a PC using the built-in USB interface and supplied software.
• Audio Quality: Recorded data uses a 44.1 kHz sampling frequency and 16-bit PCM (monaural) format, ensuring high-quality sound output without compression.
• Playback Control: Playback can be triggered and stopped remotely via external control inputs (dry contacts), or messages can be set to repeat automatically at various time intervals.
• Built-in Amplifier: An integrated 3 W/8 Ω power amplifier allows for small-scale broadcasts with a direct speaker connection.
• Automatic Gain Control (AGC): This feature helps eliminate volume variations between different recordings, ensuring a consistent listening level.
• Live Broadcasts: The unit also allows for live announcements using an external microphone or for feeding in background music (BGM) from an external player without recording.
• Accessories: It comes with a CD-ROM containing chimes and sample audio data, a USB cable, and a removable terminal block connector