1. Interface: 3.5mm 2. The main sound hole and the side sound hole are combined to produce sound, presenting a sense of HiFi high-quality space. 3. Special drivers with rounded sound quality and powerful bass, enjoy powerful bass. 4. Each earplug has two sound holes, which can clearly locate the sound source, and the immersive experience is amazing! 5. The adaptability is widely compatible with mainstream mobile phones and tablet devices. 6. Size: 10x5x1.5cm 7. Weight: 15g
