Hisonic HS125 Waistband Voice & Speech Amplifier with Rechargeable Battery and Carrying Bag, Headset and Laverlier Microphone Boosts your voice by 16 decibels Includes lapel and one headset microphones with adjustable boom Built-in battery chrager including 6 AA NiMH rechargeable batteries Light weight and fully portable and stylish design 90 Days money back guarantee and 1 year limited warranty