SPECIFICATIONS: Bluetooth Version: 5.3 Chip Set: JL AC7006 Profiles: HFP / A2DP / AVRCP Operating Distance: 15 m Frequency Response: 20 Hz – 20 kHz Sensitivity: 95 dB Driver: 10 mm Impedance: 32 Battery Capacity: 400 mAh Li-ion Charge Time: 2.5 Hours Playback Time: Up to 60 Hours Power Requirement: 5 V DC , 1 A FEATURES AND BENEFITS: Up to 60-Hour Playback Google and Siri Compatible Fast Charge What’s in the box 1 x VolkanoX VXH200 Bluetooth Headphones with ANC