The RAVE ultra-portable headphones and speaker are engineered with Bluetooth 3.0 technology for easy pairing and hands-free music and calls. High-density rechargeable batteries ensure that you can take the party with you wherever you go and keep it going for hours on end. Wireless Speaker Features: High-Fidelity Sound LED Light show Built-in Microphone Built-in FM Radio Micro SD Card Slot for Music Up to 8 Hours Battery Life Wireless Headphones Features: High-Fidelity Sound LED Light show Built-in Microphone Built-in FM Radio Foldable Headband SD Card Slot for Music Up to 6 Hours Battery Life Wireless Speaker Specifications: 2x 5W Speakers Bluetooth Range up to 33ft/10m Bluetooth Version 3.0 EDR Wireless Headphones Specifications: 40mm Drivers Bluetooth Range up to 33ft/10m Bluetooth Version 3.0 EDR