AYVVPII 10pcs Bundle Wireless Silent Disco LED Flashing Light Headphones with 1 Transmitter 500m Distance.

This is UHF stereo wireless headphone used for TV/PC/MP3,conference and silent party, dynamic display with LED lighting according to music rhythm, built in lithium rechargeable battery for everlasting use. It have long distance to receiving music or broadcasting from transmitter Feature: 1. RF stereo wireless headphone with 915MHz ISM Band 2. Operate distance up to 500 meters 3. Several headphones can be used simultaneously with one transmitter 4. Active noise reduction system for audiophile sound quality 5. Double PLL system for ultimate frequency stabilit y 6. Enjoy stereo music wirelessly 7. Led light dynamically flash along with music rhythm Specifications: 1. System: UHF/RF 2. Modulation: FM Mode: stereo 3. S/N ratio: ≥75dB 4. Channel separation:35dB 5. Distortion:1% 6. Frequency response: 30 20,000Hz 7. Power supply of headphonetransmitter: 600mha rechargeable battery 8. This is a 10 headphones including USB charge cables bunble with 1 pcs transmitter.