BOYA BY-M1 is an omni directional lavalier microphone, perfect for video use, designed for Smartphones, DSLR, Camcorders ,Audio recorders, PC etc. The lavalier microphone features an Omni pickup pattern, for full, 360-degree coverage.
An integrated 6-meter cable, with 3.5mm 4-pole gold plug, will connect directly to the camera and most of Smartphones.
Polar pattern: Omini-directional
Frequency response: 65Hz-18KHz
Signal/Noise: 74dB or more
Output Impadence: 1000Ω or less
Power requirement: LR44 battery