Features: * Present 48K / 24bit professional audio quality with 2.4GHz transmission band, low latency, lossless digital transmission and anti-interference performance. * Inbuilt 4 channels can be easily switched by one-click. 4 different colors of LEDs make it more convenient to identify and operate. * 4 different groups of devices can be used at same time after connected to different channels. One can transmit signal to multiple receivers. * Achieve 30m transmission distance and 15m through-wall transmission, completely getting rid of shackles of cables. * Rechargeable 650mAh battery, offers to 5 hours high-energy endurance to make sure signal transmission. Double-end charging cable can charge both and receiver simultaneously with short-circuit protection. * 282º rotatable head is designed to fit almost all musical instruments. Foldable design brings more convenience for use and space saving. * 6.35mm gold-plated standard audio interface, ensures continuous and stable signal transmission with high-fidelity. Plug and play, no need to pair, simple and easy to use. Note: Please read user manual carefully before using this product. Specifications: Model: WS-1 Color: Black / Silver (Optional) Material: +ABS Battery Capacity: 3.7 / 650mAh * Present 48K/24bit professional audio quality with 2.4GHz transmission band, low latency, lossless digital transmission and anti-interference performance. * Inbuilt 4 channels can be easily switched by one-click. 4 different colors of LEDs make it more convenient to identify and operate. * 4 different groups of devices can be used at same time after connected to different channels. One can transmit signal to multiple receivers. * Achieve 30m transmission distance and 15m through-wall transmission, completely getting rid of shackles of cables. * Rechargeable 650mAh battery, offers to 5 hours high-energy endurance to make sure signal transmission. Double-end charging cable can charge both and receiver simultaneously with short-circuit protection.