Features: BUILT-IN SOUND CHIP: This voice amplifier boasts a built-in sound chip, delivering clear and rich audio effects, ensuring listeners hear every detail. EASY TO CARRY: The waist-mounted design makes this voice amplifier incredibly portable, giving you more freedom during presentations and beyond. RECHARGEABLE BATTERY: The portable waist amplifier features a built-in rechargeable battery for extended use, reducing the need for frequent battery changes. 10W HIGH POWER OUTPUT: This waist amplifier utilizes 10W of high power output to provide wider coverage, ensuring your voice reaches a larger audience. STABLE AND DURABLE: The rechargeable mini voice amplifier is crafted from durable ABS material, guaranteeing long-lasting use and reliability. Specification: Item Type: Voice Amplifier Material: ABS Battery: 18650 lithium battery (2200mah) (ships with built-in battery) Memory Card Slot: Ships without memory card Package List: 1 x Voice Amplifier 1 x Headset Microphone 1 x Belt 1 x Charging Cable 1 x Lavalier Microphone