Voiceless labial–velar implosive

Voiceless labial-velar implosive
ɡ̊͜ɓ̥ ɠ̊͜ɓ̥
k͜ƥ ƙ͜ƥ
k͜ɓ̥

The voiceless labial–velar implosive is a rare type of consonantal sound. The sound exists in the Central dialect of Igbo.