Roger Earpiece is a compact wireless ear-canal receiver in the Phonak Roger system. It uses license-free 2.4 GHz transmission with adaptive frequency hopping, enabling plug‑and‑play setup and automatic reconnection to Roger BaseStation or Touchscreen Mic. The earpiece measures 18 mm and weighs 1.3 g with battery, offers 100 Hz–7200 Hz bandwidth and up to 100 dB SPL, with over 12 hours of battery life and unlimited earpieces per network.