Brand Name: Nia, Model Number: X2 Style: Hair Headband, Connectors: 3.5Mm Function: Bluetooth, Noise Cancelling, Microphone Communication: Wireless, Channels: 2 Decoding Range: MP3 8-320Kbps / WMA 5-320Kbps / WAV 16-1536Kbps Speaker Diameter: 40mm Speaker impedance: 32 Ohm Speaker Sensibility:108db+/-3db Frequency Response:20-20000Hz Function: Supports Music, Voice Control, Mp3 Player Use: Portable Media Player, Computer, Dj, Sport Compatible Phone Brand: Headphone For Iphone, Smartphone Wireless calls and music, 3.5mm Cable music streaming, TF Card, FM Radio and Built in Mic. Support instant music sharing: just connect two headphones with the attached AUX cable, you can share one song with your friends,brothers,sisters with ATS key press and hold: switch over in Bluetooth/FM Radio/TF Card mode push and hold upwards/downwards: volume up/down push upwards/downwards: previous/next track press: play/pause EQ Key Bluetooth Mode-- incoming call: press to answer, press and hold to reject during call: press to end press and hold: redial to the latest number in your call log TF Card Mode-- press: switch over in highs, mids and lows. FM Radio Mode-- press and hold: automatic tuning and storing Brand NIA SKU 100494158_NP-1020832115 Bluetooth Yes Headphone Features Noise Cancellation wireless_connectivity bluetooth Model X2