Lenovo LP40 TWS Wireless Bluetooth 5.0 Earphones More FAQ. Please check it at the end.Bluetooth 5.0 3rd GeneratlonQuick Connect13mm Dynamic CoilFingerprint TouchIPX4 WaterproofDouble Vibrating Tympanic MembraneComfortable And Close To EarUltra Long EnduranceAutomatic PairingNew Bluetooth 5.0Low Game Latency22 Hours Battery LifeWeighs Only 25gSupport Voice AssistantBinaural HD CallComfortable To WearIPX4 Life Class WaterproofMore Considerate FunctionsFeature :

• IPX4 Waterproof: With an IPX4 waterproof rating, effectively resist water splashes and sweat, making them ideal for sports, fitness, workouts, and running.

•Smart Touch Control: The earbuds wireless Bluetooth have a responsive touch control system that allows you to answer or end calls, play or pause music, and more with just a gentle touch.

•Immersive 4D Stereo Sound: Adopt with high resolution decoder and dual 13mm low-distortion composite dynamic drivers, making the bass punchier and mid-range full and textured, treble crystal crisp.

•HD Voice Call: 2 built-in microphones work together to pick up the voice so that you never have to shout over the phone.

•Wide Compatibility: Widely compatible with most Bluetooth-enabled devices including iOS or Android smartphones, computer, laptop etc.

Specification:

Bluetooth Version:V5.0

Effective Distance:>10m

Frequency Response: 20HZ-20KHZ

Playback Time:About 2.5 hours

Headphone Battery Capacity: 35mAh

Charging Compartment Battery Capacity: 230mAh

What’s in the box:2* [Bluetooth Headset] 1* [Charging Cable] 1* [Charging Case] 1* [User Manual]