Specification: Origin: Mainland China Style: 2 Red, 2 Blue, 5 Red, 5 Blue, 10 Red, 10 Blue (Optional) Interface type: 4Pin NL4FC speaker dedicated plug Color: Red/Blue Product length: 69mm Applicable wire diameter: 6mm-11mm wire diameter is universal. When using large wire diameter cables, if the clamp is too tight, you can cut off a little from the bottom of the clamp. Product material: The shell is made of high-strength nylon material, the tail is made of high-strength ABS material, the tail hole is 14MM, and it is recommended to adapt to the wire diameter of 6mm-11mm. Product use: Suitable for DIY production of various stage speaker connection cables. Product size: 73*25*25mm/2.85*0.98*0.98in Packaging bag size: 150*104*50mm/5.85*4.06*1.95in Single product weight: 31g Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 2/5/10Pcs*Speak-On Connectors 1.Industry-Standard Connector: The speak-on connector is a robust industry-standard 4-pole adapter featuring a durable plastic housing with a secure locking system. Compatible with NL4 and NL2 series such as NL4FC, NL4FX, NLT4X, NL4MP, NL4MPR, NL2FC, it's designed for reliable and versatile connections. 2.High Current Capacity: With a rated current of 30 A rms, this 4 conductor audio adapter accommodates cables ranging from 6mm to 15mm in diameter and 10 to 16 AWG. Designed to carry substantial currents, it effectively translates electrical energy into high-quality audio output. 3.Stable & Safe: The oxygen-free clamp of our 4 pins audio speaker plug ensures superior noise isolation for stable transmission. Screw-type wire termination eliminates the need for soldering, reducing interference, while the high-strength exterior provides fire resistance, slip resistance, and durability for long-term use. 4.Quick-Locking System: Our precise twist-locking "Quick-Lock" system of this audio cable adapter connector enhances user-friendliness, while the screw terminal connections prevent cable pull-out. You can trust in uninterrupted sound during critical performances, free from concerns about static or disconnection. 5.Versatile Indoor/Outdoor Use: Ideal for both indoor and outdoor setups, the ohm audio connector is commonly used with amplifiers, speakers, consoles, and mixers featuring NL4M ports. It can connect 2-core or 4-core cables of various lengths to meet the demands of your performances.