• Bluetooth stereo headset • black • Wireless control and enjoyment of music and calls • Flat folding design for easy storage on the go • Adjustable earshells and headband fit everyone • Sound: Frequency range: 9 - 21 000Hz • Magnet type: Neodymium • Speaker diameter: 32 mm • Impedance: 24 ohm • Maximum power input: 40 mW • Sensitivity: 103 dB • Acoustic system: Closed • Connectivity: Bluetooth profiles: A2DP • AVRCP • HFP • HSP • Maximum range: Up to 10m • Volume control • Call Management: Answer/End Call • Reject Call • Last number redial • Microphone mute • Call on Hold • Switch between call and music • Accessories: USB cable for charging • Quick start guide • Power: Talk time: 12* hr • Standby time: 200* hrs • Music playtime: 11* hr • Battery Type: LI-Polymer • Product dimensions (W x H x D): 13.5 x 18.5 x 4 cm • Weight: 0.132 kg