Turn up your voice with the HamiltonBuhl Amp-Up mini personal UHF voice amplifier. It features a wear-resistant ABS plastic housing for lasting use. This device boasts a convenient belt hook for effortless wear. The built-in high-capacity lithium-ion battery provides extended usage. It offers multiple frequencies to minimize interference. | HamiltonBuhl Amp-Up Mini Personal UHF Voice Amplifier with Wireless Microphone (PA-25E)