|   QUEST QTC2060BC ลำโพงติดเพดาน Ceiling 30w Co-Ax/Back Can Specs. 
    
        
        
            | Cover/Material | Fire resistant plastic vented enclosure + metal grill | Fire resistant plastic enclosure + Metal grill |  
            | Speaker Unit | 5.5" with ¾inch tweeter coaxial | 6.5" with ¾inch tweeter coaxial |  
            | Power handling | 30W/40W | 50W/60W |  
            | Impedance | 70V/100V/8 Ω | 70V/100V/8 Ω |  
            | Sensitivity | 91dB | 90.5dB |  
            | Freq. Response | 80-18KHz | 80-18KHz |  
            | Connector Terminal | Phoenix in/out | Phoenix in/out |  
            | Tapings | 30w, 15w, 7.5w and 3.7w | 50w, 25w, 12w and 6w |  
            | Installation | Flush mount fast fit | Flush mount fast fit |  
            | Hole dimension | φ215mm | φ260mm |  
            | Weight | 1.65Kg | 2Kg |  |