The Delta DS555 Professional Digital Two‑Way Radio combines advanced DMR and NXDN technology with Delta’s proven durability to deliver clear, reliable communication in both digital and analog modes. Slim and lightweight at 290 g, with IP67 waterproofing and a 5‑watt output, it supports dual‑slot TDMA (two talk channels per frequency) and single‑frequency repeater mode for extended coverage—ideal for demanding work environments. Powered by an 1800 mAh battery (optional 2200 mAh) for up to 21 hours of talk time, and offering 32 channels across 2 zones, the DS555 includes a rapid charger, antenna, hand strap, belt clip, and battery, ready for professional use.