Details: Encok Wireless HeadphoneNatural Sound Player Extraordinary Sound Effect40mm audio unit | Wireless 5.0 | 40h of battery life | Dual use40mm Moving Coils for Immersive Listening40mm high-precision moving coils to creat a wide and vivid sound field.Stunning bass and custom 3D stereo give you an immersive and realistic experienceNew Wireless 5.0 Brings 10m Stable ConnectionWireless 5.0 | Stable Connection | No StulterNew Wireless V5.0 chips bring high quality sound and stable and high-speed transmission over a distance of 10meters for clear and low latency calls and audio-to-video synchronization; without music or video stutterCharge Once and Listen for a Week40h Music time | 1.5h Charging time | 300h Standby timeBuilt-in 450mah high-capacity lithium batteries have 10ma of low power consumption for 40hours of continuous play once fully charged; listening to music for a whole week and 5hours a dayDual Use; Calling while PlayingSmart connection technology supports connecting two devices at the same time.Seamlessly switch to calling while listening to music or playing games.No more missed calls or complicated operationsReinforced Headband; Durable and Anti-deformationWith 304 stainless steel reinforced telescopic rods; the headphones are no longer fragile and the solid headband does not deform for long-term useAdaptive Miscro-adjustment Design for Wearing without pressure7 levels of ergonomic wear desing and adjustable angles of ear pads to easily adjust the pressure on differnt head shapes; keeping the haristyle nice and comforabtle to wearComfortable Over-ear Headphones with Noise IsolationEar pads are made of soft foam and protein leather; filling to the ear contour.Comfortable to wear and isolating your ears from the noiseLightwright and Folding Design for PortabilityThe rotary axis design enables multi-angle rotation and folding; and the compact size makes it easy to carry aroundAdjustment while Wearing HeadphonesPush the button at the botton at the left earpad to turn on and press it to change music and volume; pause music; etc.Function Design:- Power button- 3.5mm audio port- Type C charging Port- Long press: last song Single click: volume– Long press: reject/Siri Single click: anser/hang up- Long press: next song Single click: volume+Wire or Wireless Easy to SwitchEven if the headphones are out of battery; the music will still keep going. Just connect a 3.5mm audio cable to the 3.5mm audio jack on them to continue to enjoy your musicPowerful Compatibility for Boundless MusicSupport IOS; Android; Windows phones; tablets; laptops and other wireless electronic devices due to its powerful compatibilityProduct Parameters- Color: Black / White- Wireless version: V5.0- Communication distance: 10m- Standby time: 300hours- Music time: 40 hours(70% of the volume)- Battery capacity: 450mAh/3.7V- Rated input: DC5V-400mA- Rated consumption current: 10mA- Charging time: 1.5 hours- Frequency response range: 20Hz-20KHz- Charge interface: Type-C- Compatibility: Wireless audio devices- Weight: 190g