1. Cute unicorn wireless headphones with a microphone, capable of controlling RGB lights. It's a nice gift for children and girls. It's a stereo helmet-style mobile phone headphone for music. 2. ### Features 1. It supports Bluetooth + MP3 functions, can play stereo music and make calls. 2. It is compatible with most audio devices with Bluetooth functionality, such as mobile phones, tablets, laptops, desktops, etc. 3. It is equipped with a 3.5mm audio interface, providing a simple wired connection method for some devices without Bluetooth. 4. It allows you to answer or reject calls anytime, anywhere. 5. It is charged via USB, with a built - in rechargeable battery, which is convenient and practical. 6. The playback duration can reach about 8 - 9 hours, the continuous call duration can reach about 8 hours, and the standby duration can reach about 100 hours. 7. It has a foldable design and length - adjustable hinges, which is comfortable to wear and easy to carry. 8. It is a good choice for scenarios like listening to music, watching movies, and online chatting. 9. It comes with an SD card slot, enabling you to enjoy music anytime, anywhere even without Bluetooth devices. 10. It adopts an RGB rainbow - colored unicorn - shaped headphone, which is a good option as a children's holiday gift. 3. ### Specifications - Bluetooth version: V5.0 - Frequency: 2.40 GHz - 2.48 GHz - Power: 4 dBm, Class 2 - Effective range: about 10 meters - Sensitivity: 105db / 0.1% bit - error rate - Frequency response: 20Hz - 20kHz - Signal - to - noise ratio: 110 dB - Distortion rate: 0.10% - Speaker size: 40mm - Supported protocols: A2DP 1.2, AVRCP 1.0, HSP, HSF 1.5 - Voltage: 3.7 volts DC (400mAh rechargeable battery) - Call duration: about 10 hours - Music playback duration: about 8 hours - Standby duration: about 148 hours - Charging duration: about 2.5 hours - Current: 20 mA - Operating temperature: - 4°F to +131°F (-20°C to +55°C) 4. ### Package list - Wireless Bluetooth headphones - User manual - USB charging cable - 3.5mm audio cable - Original gift box - Select “XX with a box”