Headphones.Pink Kids RGB Led Cat Ears Bluetooth Headset

1. Wireless: Version: V5.0 Operation distance: 10m Range of frequency: 2.402 to 2.480GHz ISM band Sensitivity: -85dB PC interface: USB 2.0 Music format: MP3/WAV TFcard support: 128M-32GB Rechargeable lithium battery: 400mAh 2. Headphone: Type: Stereo headphone with MIC Speaker: Ø40mm Sensitivity: 115dB S.P.L at 1KHz Impedance: 32Ω Frequency response: 20Hz-20KHz Rate Power: 40mW Power capability: 100mW Cable length: 1.5m Microphone unit: 4.5mmx2mm Plug type: Ø3.5mm stereo