Brand: ULANZI Model: HM2301 Transmission Distance: ≥30m Polar Pattern: Omni-directional Battery: 3.7V 130mAh (0.481Wh) Input: 5V / 0.1A Charging Time: 2.5 hours Battery Life: 5 hours 7 days replacement warranty Brand: ULANZI Model: HM2301 Transmission Distance: ≥30m Polar Pattern: Omni-directional Battery: 3.7V 130mAh (0.481Wh) Input: 5V / 0.1A Charging Time: 2.5 hours Battery Life: 5 hours 7 days replacement warranty বিক্রয় ও শিপমেন্ট: MNK SHOP