Brand - Microlab, Model - Microlab OUTLANDER 300, Type - Regular Headphone, Connectivity - Bluetooth, Frequency Response (Hz - kHz) - 20Hz-20KHz, Sensitivity (dB) - 115 +-3dB, Impedance (ohm) - 32ohm, Microphone - Yes, Bluetooth Range - 10 Meters, Bluetooth Version - Bluetooth 4.1 +EDR, Playing Time - Up to 20 Hours, Color - Black, Feature - Over-Ear: Premium circumaural Bluetooth headphone. Active Noise Cancelling (ANC): Minimize all surrounding noises automatically. aptX Technology: Provide uncolored sound experience. Multipoint Connect: Support connecting with 2 phone devices. Hands-Free Calls: Built-in microphone for hands-free calls. Input: 3.5mm audio line-in AUX function., Others - Bluetooth Chip Set: CSR8645, Bluetooth Profiles: HSP, HFP, A2DP, AVRCP, Sound pressure level: 115 +- 3 dB, Specialty - Premium circumaural Bluetooth headset, Minimize all surrounding noises automatically, Active Noise Cancelling (ANC), Over-Ear, aptX technology provides premium sound experience, Support connecting with 2 phone devices, Built-in microphone for hands-free calls, 3.5mm audio line-in AUX function, Warranty - 1 Year