Feature: 1. Clear Sound Quality: This 400W car speakers has 93 sensitivity and a 4 ohm impedance rating to compensate for the undersized wires in many of today's cars. It ultimately reduces distortion, so you can enjoy crisp, clear sound. 2. Stereo Reproduction: 4 in car speakers with a frequency response of 60Hz‑20KHz, can complete your current car midrange speaker enclosure system to achieve full stereo reproduction, providing excellent sound. 3. Play Your Favorite Songs At Will: This high powered car loudspeakers midrange system has a maximum peak power output of 400W, so you can play your favorite tracks at will and with style, giving you a great experience. 4. Durable: Car speakers can handle extreme heat and maintain their structural integrity, which means a long life for your speakers. Advanced voice coil heat sink design for better heat dissipation. 5. High Power: Coaxial car speakers are a perfect blend of loud speakers and high power drivers, providing excellent performance for all car sound systems, install this speaker to enjoy great music on the road while traveling and driving. Specification: Item Type: Car Speakers Model: YH 400 Material: Magnet, Metal Iron Color: Black Maximum Power: 400W Impedance: 4 OHMS Sensitivity: 93dB (±1.5dB) Frequency Range: 60Hz-20KHz Scope Of Application: For All Car Sound System. Package List: 1 x Car Speakers