Promotion On Hold Device- Digital announcer/recorder - Built in 2 watt amplifier to connect directly to speakers - Designed to providemusic and promotion on hold by using playback in a continuous loop or alternating between promotions and an auxiliary music source at 2 second to 30 minute intervals- Any number of multiple messages may be recorded - Announcer comes with four professionally pre-recorded promotions on hold pacifier messages as well as power supply and cabling for an easy plug and play installation- Output may be connected directly to loudspeakers with messages repeated in timed intervals or played at the push of a button for museum displays information booths point of interest locations etc.- 7.5 minutes of user recordable memory (select fromuser recorded messages or four pre-recorded on-hold pacifier messages) - Three playback options:on demand continuous and timed intervals - Non-volatile memory (no batteries required) - Record from electret mic carbon handset tape CD PC sound card or any line level device - 600 ohm audio output for high wattage amplifiers - Multiple message capabilities (total number of messages only limited to maximum record time) - AGC (Automatic Gain Control) for trouble free recording - Auxiliary audio (MOH) input for between message background music - Remote trigger input for on-demand playback from a remote contact closure- Press and hold play mode - Status LED forrecord and playback indication - Master and auxiliary input volume controls - I.O. communications port (allows only one DVA-2WA to announce at a time) - Power: 120V AC/12V DC 500mA adapter provided - Dimensions: 133mm x 89mm x 44mm (5.25" x 3.5" x 1.75") - Shipping weight: 1.0 kg (2.2 lbs) - Environmental: 0*C to 32*C (32*F to 90*F) with 5% to 95% non-condensing humidity - Frequency response: 100-3.4KHz - Sampling rate: 64K (equivalent) - User message length: 7.5 minutes maximum - Recording audio input level: 30mV - 1.0V RMS (AGC range) 600 Ohm audio output leve