Wireless Cat Ear Bluetooth Headphones Bluetooth 5.0 wireless cat ear headphones with LED lights and a built - in microphone, an ideal gift for children. 1. Support both Bluetooth and MP3 functions, capable of playing stereo music and making calls. 2. Compatible with all audio devices with Bluetooth functionality, such as mobile phones, tablets, laptops, and desktop computers. 3. Equipped with a 3.5mm audio jack, providing a simple wired connection for various devices without Bluetooth. 4. Allows you to answer or reject calls anytime, anywhere. 5. Charged via USB, with a built - in rechargeable battery, convenient and practical. 6. Up to 8 - 10 hours of music playback, 8 hours of continuous call time, and 148 hours of standby time. 7. High - quality, featuring a foldable design and hinges of appropriate length for comfortable wearing and easy carrying. 8. An excellent choice for scenarios like listening to music, watching movies, and online chatting. 9. Comes with an SD card slot, enabling you to enjoy music anytime, anywhere even without a Bluetooth device. 10. Rainbow - colored cat ear headphones, perfect as a festival gift for children. Specification Parameters 1. Bluetooth version: V5.0 2. Frequency: 2.40 GHz - 2.48 GHz 3. Power: 4 dBm, Class 2 4. Effective range: 10 meters 5. Sensitivity: 105db / 0.1% bit error rate 6. Frequency response: 20Hz - 20kHz 7. Signal - to - noise ratio: 110 dB 8. Distortion: 0.10% 9. Speaker size: 40mm 10. Supported protocols: A2DP 1.2, AVRCP 1.0, HSP, HSF 1.5 11. Voltage: 3.7vdc (400 mAh rechargeable battery) 12. Call time: 8 hours 13. Music playback time: 6 hours 14. Standby time: 148 hours 15. Charging time: 1.2 hours 16. Current: 20 mA 17. Operating temperature: -4°F to +131°F (-20°C to +55°C) Package Contents 1. Headphones ×1 2. Charging cable ×1 3. Audio cable ×1