The Retevis RT21H is a high-quality waterproof walkie talkie with a long range and a 1200mAh Li-ion battery for extended work time. It is designed for various occasions such as restaurants, retail, hotels, and schools. With features like VOX hands-free, squelch function, TOT, and multiple codes, this two-way radio offers reliable communication. The radio is powered by 2W/0.5W and is equipped with a type-C port for easy charging. With a water-proof rating of IP54 and FCC certification for US domestic use, the Retevis RT21H is a practical choice for business, retail, and hotel settings.