1. The product supports direct connection and direct play, supports Android system, does not support iOS system. 2. The product has a long telescopic function and supports a maximum length of 280mm, which is very suitable for use on a tablet. 3. The structure is ergonomic and comfortable to the touch. 4. Working voltage: DC3.7V/<15mA 5. Bluetooth 4.0, transmission distance <=8m 6. Battery: 300mAh
