Sepecifications:
Directivity : single point
Frequency response: 40-16500 hz
Sensitivity : - 46 db/Pa + / - 3 d
S/N thewire: More than 56 db (wining 58 db)
Impedance: 1.5K or less
Standand Operation Voltage: 3.0 V
Line:150cm long
The fuselage length: 5.8 cm
Microphones diameter: 1.6cm
Net weight: 36g

Applicable method: open the phone sing first, then open the microphone, and then inserted into the phone, you can record, if it is apple mobile phone, also support the listener function, can be directly to K song.