Features of Magnetic Stylus: Fixed hole distance for mounting: 13 mm (measured from center to center of two holes). Four wiring terminals labeled: R+, R-, L-, L-. Standard wire color coding: R+ = red, R- = green, L+ = white, L- = blue. Recommended tracking force: 1.5g–2g, adjustable based on user preference. Features of Turntable Headshell (4-Pin Contacts): Compatible with phono turntable headshells and various turntable models. Suitable for S-shaped or straight tonearms. Equipped with plated 4-pin connectors. Includes four color-coded OFC (oxygen-free copper) stranded lead wires with gold-plated terminals for improved signal transmission. Each terminal is insulated with a clear protective sleeve. Model Number: Headshell Motor Speeds: 33, 45, 78 RPM Stylus Type: Magnetic Stylus Color: Black Material: Metal + Plastic Package Contents: 1 x Magnetic Stylus with LP Vinyl Needle 1 x Replacement Phono Turntable Headshell Note: The package includes only the items listed above. Other accessories are not included. Note: Lighting and display settings may cause slight variations in color between the product image and the actual item. Measurement may vary by +/- 1-3 cm.