It looks like you're mentioning three different audio products. Here's a brief overview of each:
1. Tangzu Wan Er SG: This product appears to be a set of in-ear monitors or earphones, possibly from a niche or enthusiast brand. Tangzu is known for producing audio equipment that targets audiophiles, focusing on delivering high-quality sound performance at competitive prices.
2. Skullcandy Crusher ANC 2: This is a model from Skullcandy's popular Crusher series. The Crusher ANC stands for "Active Noise Cancelling," and it's a feature-rich pair of headphones known for its bass-heavy sound profile and adjustable sensory bass levels. The second iteration likely brings improvements over its predecessor, such as better noise cancellation, enhanced battery life, or other audio enhancements.
3. Lunacy Loud: Without additional context, it's difficult to pinpoint exactly what "Lunacy Loud" refers to. It could be a brand, a specific audio product, or even a nickname for a particular sound system. More context would be needed to provide a thorough description.
If you have specific questions about any of these products or if you need more detailed information, feel free to ask!