Product model: M1 Product material: ABS environmental protection plastic Product accessories: USB cable + Chinese Manual Battery capacity: 1000mha Bluetooth version: 5.0 Bluetooth distance: straight line barrier free 5-15m Voltage: DC 5V Impedance: 4 Ω Frequency: 2.402-2.48ghz Product size: 100 × 86 × 45mm (CAT) 100 × 100 × 45mm (Dragon) Package size: 125 × 153 × 48mm Product weight: net weight 0.2kg/gross weight 0.25kg Packing quantity: 60pcs Outer box size: 51 × 31.5 × 40cm