BOYA M1 Microphone in BDBOYA 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 (20”) cable with 3.5mm 4-pole gold plug, can connect directly to Smartphones, most of the cameras. Chick here for more Clip  BOYA BY-M1 Microphone, Wireless Microphone, USB microphone and other kinds of microphones to use on Smartphone, PC at the best price in BangladeshThe lavalier microphone is powered by an LR44 battery (included) and is equipped with a switch to turn the battery off or on. When using the microphone with a smartphone toggle the switch off since power is supplied by the smartphone. To operate with a camera, toggle the switch on to use the battery power. A 1/4″ adapter, foam windscreen, and microphone clip are also included.BOYA M1 Specifications:Brand: BoyaModel Number: Boya BY-M1Transducer: Electret CondenserPolar pattern: OmnidirectionalFrequency Range: 65Hz ~ 18 KHzSignal/Noise: 74dB SPLSensitivity: -30dB +/- 3dB / 0dB=1V/Pa, 1 kHzOutput Impedance: 1000 Ohm or lessConnector: 3.5mm (1/8”) 4-pole gold plugAccessories Furnished: lapel clip, LR44 battery, foam windscreen, 1/4” adapterBattery Type: LR44Dimensions: Microphone: 18.00mmH x 8.30mmW x 8.30mmDCable: 6.0mWeight:Microphone: 2.5gPower Module: 18gUsing the microphoneFor SmartphoneSwitch off the microphone. Slide the ON/OFF up to OFF/SmartphoneThe power is shut down.For DSLR, Camcorders, Audio recorders, PC ectSwitch on the microphone. Slide the ON/OFF up to ON