TOA EV-20R Digital Sound Repeater

-Power Source: Supplied from an external 24 V DC/400 mA power supply or from an optional AD-246 AC adapter
-Power Consumption: 10 W (rated output)
-Wave Format: 44.1 kHz sampling frequency, 16-bit PCM (monaural)
-Frequency Response: 20 Hz - 20 kHz ±3 dB (1 kHz) , 50 Hz - 14 kHz ±3 dB (IT-450 mounted, 1 kHz)
-Distortion: 1 % or less (1 kHz, rated output)
-Recording System: USB data transfer or analog recording
-Control Input: Play 1-4, stop: No-voltage make contact input, pulse make length: 200 ms, open voltage: 30 V DC, short-circuit current: 10 mA removable terminal block (22 pins)
-Control Output: Busy: Contact capacity: 30 V DC/0.5 A, removable terminal block (22 pins)
-Input: Input/Recording input: Mic: -60 dB(*1), 2.2 kΩ/ Line: -20 dB(*1), 10 kΩ, (Mic/Line changeable), unbalanced, phone jack, Line input: 0 dB(*1), 10 kΩ, unbalanced, removable terminal block (22 pins)
-Output: Line: output: 0 dB(*1), 600 Ω, unbalanced, removable terminal block (22 pins), Headphone output: 0 dB(*1), 100 Ω, unbalanced, phone jack, Speaker output: 3 W, 8 Ω, removable terminal block (22 pins)
-LED Indicator: POWER, USB, START/STOP 1-4
-Maximum No. of Messages: 4, Pre-recorded audio data: Message 1, Westminster chime(*2), Message 2, Ascending 4-tone chime(*2), Message 3, Descending 4-tone chime(*2), Message 4, None - Note: The above audio sources can be overwritten by using the supplied software.
-Maximum Recording Time: 6 min
-Message Delay Time: 0, 2 s or 4 s (selectable)
-Playback Interval Time: , 0, 5 s, 10 s, 30 s, 1 min, 5 min, 10 min, 30 min or 1 h (selectable)
-Operating Temperature: 0 ℃ to +40 ℃
-Operating Humidity: 90 %RH or less (no condensation)
-Finish Case: ABS resin, black
-Dimensions: 210 (W) × 44.2 (H) × 181 (D) mm (excluding projection)
-Weight: 730 g
-Accessory: CD-ROM (USB data transfer software and sample chimes recorded)…1, Unbalanced-phone plug…1, USB cable (1 m)…1, Removable terminal plug (22 pins)…1, Rubber foot…4
-Option: Rack mounting bracket: MB-WT3 (for rack mounting one EV-20R unit) MB-WT4 (for rack mounting two EV-20R units), AC adapter: AD-246