The 5-in-1 Wireless Headphones with comfy noise-cancelling ear pieces provide you with awesome audio without the wire connection. They also feature FM Radio so you can listen to your favourite FM channels as well as a Wireless Net Chat for the perfect audio chat tool while you surf! You can also use these Headphones as a Wireless Monitoring Device and， with the included audio cable， the headphones can be used as wired headphones too. Features: MH2001 5-in-1 Hi-Fi S-XBS Wireless Headphone Comfortable， padded ear cups Five applications in one device : Wireless Headphone suitable for private listening FM Radio: Scan for your favorite FM channels - The headphone can be used as FM radio separately， search and focus channels automatically. Wireless Net Chat: Emitter comes with built-in microphone for Internet chatting Wireless Monitoring: Place the Emitter near the people you want to monitor (children， elderly people， etc.) and it will pick up audio With the included audio cable， can be used as wired headphones Compatible with PC， MP3s， TV， CD or DVD players 3.5 mm stereo and RCA jacks Receiver (Headphone) Specifications: Frequency Range: 86 - 108 MHz Reception Mode: FM Distortion: 2% Power Supply: Two (2) AAA batteries (not included) Emitter Specifications: Emission Frequency: 86 ± 0.56 MHz Modulation: FM Emission Distance: 8m Power Supply: Two (2) AAA batteries (not included) Package Content: 1 X Wireless Headphones 1 X Emitter with Adapter cable 1 X Audio cable 1 X User Manual (Note : Photo attached is for reference only， it may be slightly varied in items of colour， shape from the actual item delivered from time to time)