Original speakers pulled from working CV -D4 speakers. Excellent condition with an awesome punch and amazing CV clarity. The Cerwin Vega D4 l101-2 floor speakers are a classic model known for their powerful sound and impressive bass response. Here’s a breakdown of their key specifications. Frequency Response: 35 Hz – 20 kHz. These speakers are designed to deliver a dynamic and engaging listening experience, making them suitable for various music genres and home theater setups. Their high sensitivity allows them to produce loud sound even with moderate amplifier power. Please note that these specifications are based on available information and may vary slightly depending on the specific version or manufacturing period of the speakers.