LED Indicator: Red LED Status Light
Message Loading: USB Drive
Memory Type: Non-Volatile USB Flash
Memory Capacity: Up To 16GB (ships with 128MB drive)
Sampling Rate: 8K to 256K Stereo - Auto-Detected By Player
Maximum Files: Up To 512 Individual MP3 Files
Message Playback: Continuous or Trigger Controlled
Output Volume: Continuously Variable
Dual Audio Outputs: 600 Ohm Line Level – 8 Ohm 3 Watt
Power Supply: 120VAC 60Hz to 12VDC @ 500mA
Mounting: Wall Mounting Included
Test Speaker: Built-In With Push On/Off Switch
Dimensions: 5.8"W X 1.7"H X 5.2"L
Weight: 2.3 Pounds Including Power Supply And Packaging

See documentation or click here for installation instructions.