OKAYO AT-200 Automated Guide Tour Guide System
 
 
    
        
            | Bandwidth | 100 Hz ~ 18 kHz | 
        
            | Dynamic range | 90 dB | 
        
            | Distortion | < 0.1% | 
        
            | Speaker | Built-in 8 Ω / 1 W | 
        
            | Audio output | 3.5 mm earphone jack x 2 pcs (stereo) | 
        
            | Support OS | Windows 2000/ME/XP/VISTA/7 | 
        
            | Inbuilt SD card | 2 GB | 
        
            | Inbuilt battery | 3.7 V (Li-Polymer 1 200 mAh) rechargeable battery | 
        
            | Battery life | 12 hours typical (1 200 mAh) | 
        
            | Temperature | -10 Celsius ~ 50 Celsius | 
        
            | Dimension (DxWxH) | 29.6 x 58.3 x 200 mm | 
        
            | Weight (incl. battery) | 180 grams |