Vintage Mini Wireless transmission technology, high efficiency and stable wireless transmission, strong anti-interference performance. Easy regulation is provided by the 360 degree knob. 

It connects to any device due to its BLUETOOTH 4.1 connection. The phone wireless control box is compatible with mobile phones, tablet computers, televisions and laptops. EASY CHARGING: Built-in 400mA lithium battery works 5 hours and charges for 2 hours: large capacity, low energy consumption, stable performance.