Lenovo QT81 Wireless BT Headphone Semi-in-ear Sports Earbuds BT5.0 Chip Battery Display Screen Touch Control Black(New Version) + Lenovo K3 Wireless BT Speaker Portable Wireless Stereo Speaker Audio Player 3D Stereo Surround Sound Long Endurance Time Black

Features:
BT5.0 chip provides faster and more stable connection, low latency, strong anti-interference performance.
Professional three-frequency tuning, strong and shocking low frequency, clear intermediate frequency level, loud and delicate high frequency, bringing full and stereo audio experience.
The digital display screen displays the battery power digital of the charging case and the power status of the left and right earbuds in real time.
Dual-channel transmission of left and right earphones, the master-slave mode can be switched at will, bringing a different true wireless headphone experience.
Intelligent fingerprint touch operation, easy to play/pause, switch previous/next song, answer/hang up, adjust volume.
1200mAh large capacity charging case battery, long endurance time, no need to worry about power shortage.

Specification:
Brand: Lenovo
Model: QT81
Type: Semi-in-ear
Color: Black
BT version: V5.0
Transmission distance: 10m(barrier-free)
Noise reduction version: CVC8.0
Battery capacity: 1200mAh(charging case), 40mAh(earbud)

Packing list:
1 * Pair of earbuds
1 * Charging case
1 * Charging cable
1 * User manual


Features:
Upgraded BT5.0 chip, low latency, stable and fast transmission, wide compatibility.
Adopt metal composite diaphragm, omnidirectional sound technology ensures the balanced diffusion of sound, bright treble, full midrange and powerful bass, HiFi sound quality.
Small and portable, it comes with a lanyard, easy to carry and use whenever you want.
Built-in microphone, intelligent noise reduction, clear and bright sound without delay.
Silicone buttons, comfortable feel, sensitive response, easy to operate.
Built-in 1200mAh large capacity lithium battery, safe and stable, long endurance time.

Specification:
Type: BT speaker
Brand: Lenovo
Model: K3
Color: Black
BT version: V5.0
BT transmission distance: 8-10m
Shell material: Metal
Frequency response: 100Hz-20KHz
Playing time: About 6 hours
Battery capacity: 1200mAh
Supported protocol: A2DP/HFP/HSP/AVRCP
Rated input: 5V/500mA
Item size: 8 * 8 * 6.3cm /3.15 * 3.15 * 2.48in

Packing list:
1 * BT speaker
1 * Charging cable
1 * Lanyard
1 * User manual