Boya BY-M1DM price in Bangladesh is ৳ 1,750. Dual omni-directional lavalier microphone, high-quality condenser ideal for video use, low handling noise, lapel clip, foam windscreen, 1/4” adapter, 65Hz ~ 18KHz frequency range, 74dB SPL noise, 1000 ohm or less output impedance, 3.5mm / 4-pole gold plug output connection, 0.7 x 0.3 x 0.3 inch microphone, 20 feet cable, LR44 battery included, usable for smartphones / DSLR / camcorders, audio recorders, PC etc.