Jaybird Sportsband Stereo Bluetooth Headphone (Midnight Black)

JayBird SB2MB Wireless Sportsband Bluetooth Headphones Flexible overhead band Rubberized underside band for grip and comfort Moisture sealed button controls Concealed charging port Light weight construction Aluminum size adjusters Heavy duty ball-pivoting earpads Color: Midnight Back Product Specifications: Audio: Type: On-ear Impedance: 32 ohm Output: 15mW RMS THD (Total Harmonic Distortion): <5% Sensitivity: 117 dB Audio Format: 16-Bit stereo Bluetooth: Tx Power: Bluetooth class 2.0 Range: 33 feet Codec: SBC Frequency Band: 2.4 GHz Frequency Response: 20-20,000 Hz Microphone Type: 4mm omni-directional Microphone Sensitivity: -34 dB Battery: Music Play Time: 8 hours Talk Time: 11 hours Standby Time: 250 hours Charging Time: 2.5 hours Charging: USB (Included) Battery Type: 250 mAh lithium polymer Compatible Products: iPod iPhone 3G, 3GS, 4 MP3 players Bluetooth mobile phones PC/MAC Gaming devices