Feature:1. Designed to be a great DIY replacement for most turntable, perform better and deliver warmer sound.2. Dual side with ruby and sapphire styluses for both LP and 78 vinyl record player.3. Features durable design, excellent channel separation and low distortion for outstanding tonal quality4. Excellent sound quality and strong tracking capability. It makes music smooth, dynamic and clean.5. Easy to replace on your own, great backup accessory for turntable.Specification:Features: Designed to be a great DIY replacement for most turntable, perform better and deliver warmer sound.Dual side with ruby and sapphire styluses for both LP and 78 vinyl record player.Features durable design, excellent channel separation and low distortion for outstanding tonal qualityExcellent sound quality and strong tracking capability. It makes music smooth, dynamic and clean.Easy to replace on your own, great backup accessory for turntable.Specifications:Output Voltage at 1000Hz, 5cm/s: 120-250V1 KHz L, R Channel Balance: ≤ 3dB1KHzL, R Channel Spacing: ≥ 15dB-3dB Frequency Range Under: 80-10000HzFrequency Response: 80~10000Hz+3/-1dBRecommended Needle Pressure and Tracking Ability at 315Hz: 70 MDynamic Level Compliance: 20 M/mNStylus Category: ConeStylus Type: Ruby/SapphireRuby Tip Lifespan: 170hSapphire Needle Tip Lifespan: 200hNeedle Pressure Range: 4.0-5.0g (40-50mN)Recommended Needle Pressure: 4.5 (45mN)Track Angle: 20 °Recommended Load Resistance: 470K0hmRecommended Load Capacitance: 150~300pFColor: Black & RedMaterial: ABS + BrassNet Weight: 3g / 0.1ozPackage Size: 5.5 * 4.2 * 2.2cm / 2.17 * 1.65 * 0.87inPackage Weight: 16g / 0.56ozPacking List:1 * CartridgePackage List:1 * Cartridge