Epos/Sennheiser HD 4.40 - Black Bluetooth Headphones

Specifications:

• General
  • Frequency response: 8 Hz to 22 kHz
    Impedance: 8 ohms
    Maximum sound pressure level (SPL): 3 dB at kHz / Vrms
    Total harmonic distortion (THD): 0.5%
• Microphone
  • Number of microphones: 2
    Pickup pattern: Omnidirectional
    Frequency response: 100 Hz to 10 kHz
    Connectivity: wireless
    Supported audio codecs: aptX
    Bluetooth version: 4.0
    NFC: Yes
    Connectivity: wired
    Audio connector: /8 "/ 3.5 mm angled
    Cable length: 4.6 ´/ .4 m
• Battery
  • Battery chemistry: Lithium-ion polymer (LiPo)
    Capacity (mAh): 600 mAh
    Run time: 25 hours
    Recharge time: 2 hours
    DC input power: 5 VDC at 400 mA
• Physical
  • Weight: 7.9 oz / 225 g
• Packaging information
  • Package weight: 0.5 pounds
    Box dimensions (LxWxH): 9. x 7.2 x 4.0 "