Brand - Edifier, Model - Edifier W800BT Plus, Type - Regular Headphone, Connectivity - Bluetooth, Frequency Response (Hz - kHz) - 20Hz - 20kHz, Sensitivity (dB) - 100dB, Impedance (ohm) - 32 ohm, Microphone - Yes, Bluetooth Range - 10 Meter, Bluetooth Version - Bluetooth 5.0, Driver Unit - 40mm, Battery - 1400mAh rechargeable battery, Rechargeable Battery - Yes, Charging Time - about 3 hours, Playing Time - 35 hours, Plug Type - 3.5 mm jack, Color - Black, Others - Supporting Protocol: HSP HFP A2DP AVRCP, Charging Input: DC 5.0V=500mA, Standby Time: About 800 hours, Charging port: Type-C, Dimension: 80 x 90mm (Earcup), 170 x 180 x 80mm (Headphone), Specialty - The W800BT is a set of impressive wireless headphones. The light weight frame doesn???t weigh heavily on your head making sure you enjoy a full day of listening. Around-the-ear design has a comfortable fit made from breathable high elastic sponge and faux leather cover. The closed back design also helps with reducing outside noise and keeping your sound in. On ear controls let you adjust the volume accordingly. Reach a comfortable level of volume without having to reach for your connecting device. Easily pause and resume audio at a push of a button., Part No - W800BT, Warranty - 1 Year, Country of Origin - China, Made in/ Assemble - China