RS4F-N-BU pole Speaker female connector, Nickel plated contacts
 
Speakon Connectors (4-pin) (locally known as "New-tricks") for assembling speaker cables to Speaker boxes, Subwoofer boxes, Power Amplifiers, etc.
 
Features          
• Only 3 parts, easy for assembly
• Improved design for latch lock
• Improved brass contacts ensure the conductivity, have higher current rating for the operation of high power speakers and amplifiers
• 1 piece strain-relief for easy tightening the cable diameter form 8 to 12mm, with an additional accessory RSA from 5-7mm
• Patent-protected