Color Black Brand AEC Model BQ605 Material ABS Quantity 1 Piece Ear Coupling Headband Bluetooth Version V2.1 Operating Range 10m Radio Tuner Yes Microphone Yes Supports Music Yes Connects Two Phones Simultaneously Yes Applicable Products PS3IPHONE 5IPHONE 4IPHONE 4SIPHONE 3GIPHONE 3GSIPODIPADOthersIPHONE 5SIPHONE 5CSmartphones Built-in Battery Capacity 120 mAh Battery Type Li-polymer battery Talk Time 5 Hour Music Play Time 8 Standby Time 144 Hour Plug Specifications OthersUSB charging cable Power Supply 5V 1A Certification FC/CE/ICCP Other Features Support MP3/WMA/WAM/AMR/FLAC/APE/Vorbis etc. MP3 music format. Built-in rechargeable Li-ion battery. Charging time: 3 hours. Built-in Microphone. Support Micro SD card input Max. is 32GB. FM radio function. Frequency: 87~108MHz copy music can be played. SNR: >/= 90dB. Sensitivity: 120dB. Distortion: 0.5%. Drive unit: 30MM. Frequency response range: 20Hz-20KHz impedance: 32ohm. Track: 2.0. Rated power: 3W. Packing List 1 x Bluetooth earphone 1 x USB cable (80cm) 1 x English user manual