Model 5800 Quantity 1 Color Black Bluetooth Version v3.0 + EDR Ear Coupling Stereo / DJ Talk Time 16 Hour Standby Time 200 Hour Operating Range 10 meter Compatibility HSP HFP A2DP AVRCP Microphone Yes Radio FM radio Supports Music Format MP3 Power Supply Built-in battery Built-in Battery Capacity 180mAh Compatible With Iphone3 / 4 / iPod / Ipad Other Features FM radio frequency: 76MHz~108MHz; Frequency: 2.4026GHz~2.480GHz; Bluetooth profile supported: Bluetooth headphone Bluetooth hand-free A2DP profile; Distance coverage: 10m; Support computer system: Windows 98 / 2000 / XP / Vista; USB interface: High-speed USB 2.0; Support card capacity: Support TF card up to 16GB; Support music format: MP3 / WMA; Support audio sample rate: 8~48KHz (MP3 bit rate: 8~448kbs WMA bit rate: 32~384kbs); Frequency response: 20Hz~20KHz; Sensitivity: < 0.1% BER at -80dBm; SNR: 70dB; Built-in battery: Rechargeable Li-ion polymer battery (3.7V 180mAh); Charing power: DC 5V computer with USB port DC 5V (50mA) traveling charger; DC 5V (500mA) car charger; Continue working time: 8 hours green light indication; Talking time: 16 hours; Charging time: 3.5 hours; MP3 music listening time: 4 hours; FM radio listening time: 8 hours; Standby time: 200 hours; Input power: 2 x 15mW; Speaker diameter: 40mm; Resistance: 32ohm; Audio plug: 3.5mm plug; Support stereo sound; Headset; Bluetooth v3.0; Multi-point connect function; Built-in connection function; Receive call with just a touch of button; Play TF card is stored in MP3 document; Connected with the computer can read write files to the TF card; The audio output of the 3.5mm universal port the earphone music output to other audio equipment; High quality speaker and audio cavity design ensuring the fidelity CD sound effect; Convenient and practical to use Packing List 1 x Headphones 1 x USB charging cable (72cm) Manual: http://m5.img.dxcdn.com/CDDriver/CD/sku.202621.doc