1. Power Handling: The Lexsen 15-inch speaker typically has a high power handling capacity, allowing it to handle significant amounts of power without distortion. This feature is crucial for ensuring the speaker can deliver loud and clear sound in various settings.

2. Size and Design: Being a 15-inch speaker, the Lexsen model is relatively large compared to smaller speakers. The size of the speaker impacts its ability to produce deep bass frequencies and fill a room with sound effectively. Additionally, the design of the speaker may include durable materials and construction for longevity and reliability.

3. Frequency Response: The frequency response of a 15-inch speaker like the Lexsen model is likely optimized for delivering a balanced sound across the audible frequency spectrum. This ensures that both low and high frequencies are reproduced accurately, providing a full-range audio experience.

4. Impedance: The impedance of the speaker is an important factor to consider when connecting it to audio equipment. The Lexsen 15-inch speaker may have a specific impedance rating that influences its compatibility with amplifiers and other devices.

5. SPL (Sound Pressure Level): The SPL of the Lexsen 15-inch speaker indicates how loud the speaker can get when driven by a certain amount of power. A higher SPL value typically means the speaker can produce louder sound levels, which is beneficial for live performances or events.

6. Connectivity Options: The Lexsen 15-inch speaker may offer various connectivity options such as input/output ports, wireless capabilities, or compatibility with different audio sources. These features enhance the versatility and usability of the speaker in different setups.

7. Durability and Portability: Depending on the specific model, the Lexsen 15-inch speaker may be designed with durability in mind, featuring robust construction materials that can withstand regular use and transportation. Portability features like handles or lightweight design can also make it easier to move the speaker from one location to another.