Brand - Edifier, Model - Edifier X3, Type - Bluetooth Earbuds, Connectivity - Bluetooth, Frequency Response - 20Hz-20KHz, Sensitivity - 95dB, Working/Bluetooth Range - 10 Meter, Bluetooth Version - Bluetooth 5.0, Waterproof - Yes, Battery - 60mA (Earbuds), 500mA (Charging Case), Rechargeable Battery - Yes, Charging Time - 6 Hours (Earbud), 18 Hours (Charging Case), Playing Time - Up to 6 Hours, Weight (gm) - 34.4gm, Color - Black, Feature - 6+18H playback time, touch control IPX5 Water proof, Voice Assistant, light weight design, Others - Bluetooth Profiles: A2DP,AVRCP,HFP,HSP, Input Power: DC5V 60mA (Earbuds), DC5V 500mA (Charging Case), Playback time: 6Hrs(Earbud) + 18Hrs(Charging Case), Audio Frequency: 16bti/ 44.1KHz, Audio Decoding: SBC,aptX, Decoding Rate: Up to 352kbps, Stylish & Compact Design, Matte Texture, Earbuds: 17 (W) x 25 (H)mm, CVC8.0 Noise ??? Cancellation- stable signal for clear detailed sound , 6 hours per charge for the earbuds, 18 hours full charge by charging case, Quick touch on either side, LED Indicator: battery low, red blink turn off after 1 hour of charging, charging time 2 hours, ipx5 dust and water resistance, splash and sweat are on longer a problem, Charging Port: Micro-USB, Warranty - 1 Year, Country of Origin - China, Made in/ Assemble - China