BNK Wireless Tie Clip Lapel Microphone

Style – lavalier microphone communication wireless use – karaoke microphone, church, stage performance, singing function – noise cancelling other attributes place of origin guangdong, china brand name – bnk model – number – bk8400l material – metal polar pattern – cardioid product name – karaoke uhf microphone color – black material – metal carrier frequency range 500-700mhz audio frequency response – 50-15khz working range 50meter channel – 4 channel – s model – bk8400l cartridge dynamic battery aa 1.5v*2