GS30 Specifications
Input: 1/4" unbalanced  
Input Impedance: 500 k ohms  
Max Input Level: 7.6 dBV  
Output: 2 - 1/4" unbalanced  
Output Impedance: 10 ohms  
Max Output Level: 11 dBV  
Headphone: 1/8" Stereo TRS  
Headphone Output Impedance: 10 ohms  
A/D: 64 x oversampling, 24 bit delta sigma  
SP: 24 bit  
Power Supply: 10 volts AC, 780 mA (PS750)  
Power Consumption: 5.5 watts  
Memory: 30 user/30 factory  
Simultaneous Effects: up to 10  
Dimensions: 17" L x 8" W x 2.75" H  
Weight: 3.7 lbs.