Lenovo QT81 Bluetooth TWS Earphone.

Lenovo QT81 TWS Bluetooth 5.0 Earphone with LED Power Display

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Features:

• TWS BT5.0:
  With the wireless dual-ear design, you can use the earbuds solely or in pairs. BT 5.0 brings higher data transfer speeds, more stable connections, and lower power consumption.
• Fast & Easy Pairing:
  Auto power on and fast pairing between left and right earbuds once taken out of the charging case. It's easy and quick to pair with BT-enabled audio devices.
• Long Battery Life:
  40mAh battery in each earbud offers about 5 hours of music playing time. The earbuds can be charged automatically in the 1200mAh charging box.
• Hands-free with Dual Mic:
  Built-in dual mics deliver clearer and more realistic talking sound in stereo mode. BT5.1 chip enables us to grasp the details of voice greatly.
• Battery Digital Display:
  LED battery digital display can clearly show the battery life of the earbuds and charging box. A charging box can work as a mobile power source to charge mobile devices in an emergency.
• Smart Touch Control:
  Touch control design, no more pressure on your ears with this touch control design. It's easy to control music, volume, and calls, and activate voice assistant.

Specifications:

• Brand: Lenovo
• Model: QT81
• Bluetooth version: 5.1
• Power: 3 mW
• Charging base battery capacity: 1200mah
• Headphone battery capacity: 40 mah
• Single machine net weight: 55g
• Talk time: 3-5 hours
• Headphone category: True Wireless Headphones
• Waterproof performance: IPX5
• Transmission radius: 10m