Supersonic Wireless Bluetooth Headphones in Black

• High performance headphones with clear, rich stereo music
• Wireless built-in BT receiver allows you to wirelessly connect your iPad, iPhone, iPod, Android tablet, HDTV, laptop, MP3 player & more
• Built-in FM radio
• Built-in microphone allows you to talk when you make a phone call
• Aux 3.5mm input: gives you the option to connect to non-BT devices
• Built-in micro USB input for charging
• Built-in micro SD card slot
• Adjustable folding design with soft head band and soft-cushioned earcups
• Music volume control directly on the headphones
• Noise reduction
• Built-in rechargeable battery
• Duration: music 4hrs. / talk 4hrs. / Standby time: 180hrs. / Charging time: 2hrs.
• BT Version: V 4.2 JR
• Drivers: 40mm
• Impedance: 32ohm
• Sensitivity: -80dBm
• Frequency Response: 20Hz-20000Hz
• Frequency Range: 2.4GHz - 2.48GHz
• Transmission Distance: 33FT.
• Battery Voltage: 250mAh
• Battery Charging Voltage: DC 5V ± 0.5V