Lenovo HT28 Wireless Bluetooth Earbuds With Heavy Bass HD Call Sports Intelligent Noise Reduction IPX4 WaterProof Headset

Features:
* New BT 5.0 chip, high response transmission speed and smooth connection.
* Professional audio decoding technology produces a Hi-Fi sound quality and pure music sound details.
* Fast air automatically, no manual switch required, convenient to use.
* Comfortable wear, well fits the ear canal, not easy to fall.
* Sweatproof design in IPX4 rate meet the needs of daily life.
* Widely compatible with Android/iOS system for mobile phones, tablets, laptops, etc.

Specification:
Brand: Lenovo
Model: HT28
Color: Black/ White(optional)
BT version: V5.0
Key mode: Touch button
Headphone impedance: 16Ω±15%
Drive unit: 6mm
Frequency : 20Hz-20kHz
Sensitivity: 98±3dB
Play time: About 4-6h
Standby time: About 100h
Headphone size: 4.35 * 2.2 * 1.88cm /1.71 * 0.87 * 0.74in
Charging case size: 8 * 3.75 * 3.35cm /3.15 * 1.48 * 1.32in
Package Size: Approx. 18*10.2*3.5cm/7.09*4.02*1.38inch
Package Weight: Approx. 117g/ 4.13oz

Packing list:
1 * Pair of headphones
1 * Charging Case  
1 * Charging Cable
2 * Pair Of Eartips