銀雞 [银鸡]

Jyutping ngan4 gai1
Pinyin yín jī

Definitions (CC-CANTO)
  1. (noun) silver whistle (police)
Definitions (粵典–words.hk)
  1. 名詞
    警笛​；​銀​色​嘅​哨子​（​量​詞​：​隻​）
    silver whistle (of police)
Definitions (Wiktionary)
  1. noun
    silver pheasant (Lophura nycthemera)
  2. noun, Cantonese
    police siren
Definitions (Kaifangcidian)
  1. 警笛
  2. 哨子