This listing is for the standard which comes in a pack of2 variant of this product. Your parcel will also be fully insured and trackable. Need more than 1 choose the number of sets in the dropdown to receive a bulk buy discounts up to 20 offmain features stereoscopic immersive sound effect high fidelity composite diapraghm with dsp digital debugging technology for impressive live sound effects bluetooth v5.0 intelligent reconnection touch operation double tap right ear to pause, left ear to summon your voice assistant, long press to change song 150 hours battery life. Using the charging dock for recharging the earbuds you get 35h of music time on a single 1.5h charge. They will remain on standby for 150 hours 4g weightless wear specificationgeneral brand type in-ear features portable main functions answering phone,bluetooth,microphone,noise cancelling,song switching,sweatproof color black,green,red,white product details application sport,working connectivity wireless charging time 1.5h extended function bluetooth yes bluetooth version v5.0 battery information battery capacitymah 40mah per earphone, 450mah charging dock