The Australian microphone manufacturers have extended their range of mobile device microphones with this SmartLav personal 'lapel' mic.
Rode SmartLav+ Microphone Review • Points in Focus Photography
RODE SmartLav+ Condenser Lavalier Microphone
Rode smartLav + (Smartphone Lavalier Microphone)
RØDE SmartLav
RODE smartLav+ Lavalier microphone for smartphones- SoundSelect
Review: RODE smartLav iPhone Microphone
RODE SmartLav+ Lavalier Condenser Microphone for Smartphones with
Lavalier Microphone Rode smartLav+ - Smartphone 3.5mm TRRS Mic
Rode AI-Micro & SmartLav+ - Oosthavens Music
Rode SmartLav Plus Lavalier Microphone
Rode smartLav+ Plus Lavalier Microphone with 25 ft TRS 3.5mm
Rode SmartLav+ Lapel Microphone for Smart Phones
Rode SmartLav+ (Lavalier Microphone for Smartphones) in Pakistan
Rode smartLav+ Lavalier Microphone for Smartphones