[Powerful Sound] This amplifier is compact in size, with an 8W output that delivers clear, noise-free sound suitable for spaces accommodating 30–100 people. Its stable performance enhances vocal clarity and helps reduce vocal strain. [Easy to Carry] This portable microphone and speaker system is lightweight and compact. It features a detachable clip on the back for attachment to a belt or pocket, or can be worn around the waist or neck using the included strap. [Rechargeable Loudspeaker] Equipped with a built-in large-capacity lithium battery, the device requires 4–6 hours for a full charge and provides up to 20 hours of voice amplification or up to 13 hours of music playback. [Lightweight Portable PA System] This microphone and speaker set functions as a portable public address system, ideal for use in classrooms, event announcements, outdoor activities, and similar settings. [Music Playback Support] Supports audio playback from TF (Micro-SD) cards and USB flash drives. Features include single-track repeat, all-track loop, and track navigation. Dimensions: 9.2 x 8.4 x 2.8 cm Material: Plastic Color: Black Package Contents: 1 x Voice Amplifier 1 x Headphone 1 x Belt Strap 1 x USB Cable Note: Actual product color may vary slightly due to lighting conditions and screen settings. Measurement tolerance: ±1–3 cm.