 
            
| Specifications | |||
| EXTERNAL DIMENSION (H x W x D) | MAXIMUM CAPACITY (ALL ARE CROSS CONNECTION) | REMARK | |
| 2600*520*300 | 30 pairs/unit, 360 pairs(12 units)/frame | High/low end | 1)Notepad of unit is rotary. 2)1 system = 2 pairs | 
| 2200/2000*520*300 | 30 pairs/unit, 240 pairs(8 units)/frame | High/low end | |
| 2600*520*300 | 30 pairs/unit, 720 pairs24 units)/frame | All/high end | |
| 2200/2000*520*300 | 30 pairs/unit, 480 pairs(16 units)/frame | All /high end | |