Ultra low latency, 20m unobstructed reception, you can use outdoor live streaming and take a small video. No need app, plug and play, one click connection, easy to use. Intelligent noise reduction, 10-hour long endurance, easy to cope with all kinds of noisy environments, worry-free shooting, meet your needs for a day. Omnidirectional pointing pickup, record every detail of the sound. Small and handy, compatible with various devices, compatible with mobile phones, tablets, cameras, laptops, etc. Transmission distance: 20M Material: ABS+PC Package included: One to One (S11) : 1 x Microphone 1 x Receiver (can charge for mobile phone) 1 x Manual 1 x Charging Cable 1 x Box Or One to Two (S13) 2 x Microphone 1 x Receiver (can charge for mobile phone) 1 x Manual 1 x Charging Cable 1 x Box