... ,USB/TF card 3,LED Display 4,Mini size,Easy to take 5.FM Radio,MCU ... Waistband Portable Voice Amplifier with Headphone V-5 *Mini size,easy to take*18W output power, sound ... 485g(Including battery)*Dimension:105*97*41mm*Amplifier body x 1set*Charger adaptor x 1set*Headset ... , Training, Sports, Speech,Publication,Outdoor entertainment Mini Size Rechargeable Portable Voice Amplifier with LED display V-5 ...