Sennheiser HD 4.50 BTNC Wireless Bluetooth Noise Cancelling Headphones Level 2 Black VG

Product highlights:

• over-the-ear, closed-back design
• built-in Bluetooth 5.0 for wireless music listening and phone calls
  • aptX® decoding provides high-quality music streaming from compatible devices
  • aptX Low Latency decoding helps sync audio and video on compatible devices
• 32mm dynamic drivers deliver clear sound tuned for strong bass

Noise cancellation, optional mobile app, and controls:

• active noise cancellation uses internal circuitry to reduces external distractions
• free Sennheiser Smart Control app for Apple and Android allows you to adjust settings and customize the sound
  • select from preset sound modes or customize your own setting
• earcup touch control over music, calls, and noise cancellation
  • built-in microphone for phone calls
• dedicated earcup button summons Google Assistant or Siri on your smartphone or tablet
  • ask questions, dictate texts, and control music by voice
  • available for Apple® and Android™
  • Amazon Alexa will be available with future firmware update

Build and design:

• folding design for portability
• durable headband with soft, padded grip
• snug fit with ergonomic, oval-shaped earpads

Battery info, accessories, and specs:

• rechargeable battery provides up to 30 hours of wireless use with noise cancellation
• USB-C charging cable
• detachable cable with angled 3.5mm plug for wired listening
• carrying case
• frequency response: 18-22,000 Hz
• sensitivity: 108 dB
• weight: 8.4 ounces