500mah invisible in ear bluetooth headphones

{"cid":"91221595","title":"Open - Ear Stereo Bass Headset 500mAh Over Ear Headphones Bluetooth Wireless Bone Conduction Earphone","imgUrl":"https:\/\/img.ismap.com\/nimg\/17\/6a\/22499059e05fda24930cf39c48cd-200x200-1.jpg","attrs":{"Price":"15","Brand Name":"Langsdom","Model Number":"Open-Ear Headphones","Minimum Order Quantity":"2","Delivery Time":"7-15 work day","Payment Terms":"L\/C D\/A Western Union D\/P T\/T MoneyGram Paypal","Supply Ability":"100 Piece\/Pieces 7days","Packaging Details":"25*20*10cm Piece\/Pieces"}}

{"cid":"90170600","title":" \t\t\t\tNew Designing Handfree Gaming Wireless Earbuds Bluetooth Earphone \t ","imgUrl":"https:\/\/img.ismap.com\/nimg\/d8\/39\/41774f2b4994a95cb6e7c4558129-200x200-1.jpg","attrs":{"Price":"50-99 Pieces \/ US $11.2 | 100+ Pieces \/ US $11","Model NO.":"TW50","Color":"Black\/Blue\/White\/Pink","Specifications":"HSP","Distance version":"Class A","Use":"Mobile Phone, Aviation, Travel,Ect","Waterproof Standard":"Ipx-0","Active Noise-Cance":"Yes","Bluetooth Range":"About 20 Meters","Feature":"Bluetooth, Noise Cancelling, Microphone","Model Name":"Tw50","Support":"Hfp\/Hsp\/A2dp\/Avrcp","Bluetooth Standard":"V5.0","Material":"Plastic","Musictime":"About 23 Hours(Including Charging Box)","Size":"4.5*2.4cm","Talk Time":"About 24hours(Including Charging Box)","Battery Capacity":"500mAh","Trademark":"OEM\/ODM","Transport Package":"OPP","Specification":"2.4GHz","Origin":"China","Port":"Shenzhen, China","Production Capacity":"500000 Piece\/Year","Payment Terms":"L\/C, Western Union, Paypal, Money Gram","Style":"In-ear","Usage":"Mobile Phone, Call Center, MP3 & MP4, Computer, Game Player, Aviation, DJ","Bluetooth Version":"V5.0","Soundtrack":"Dual Track","Function":"Bluetooth","Characteristics":"Support Music"}}

{"cid":"91222666","title":"Ipods Pro Tws Earphones Wireless 2024 In Ear Headphone Noise Cancelling Hifi Sport Mini Blue Tooth Earbuds","imgUrl":"https:\/\/img.ismap.com\/nimg\/a3\/61\/f7b55a6036b200c6f44066199e37-200x200-1.jpg","attrs":{"Price":"USD 4.0~4.7","Brand Name":"wuhan lanxu technology","Model Number":"LX013","Minimum Order Quantity":"20","Delivery Time":"7~10 days","Certification":"CE RHOS UL","Place of Origin":"CHINA","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"100000 pieces a week","Packaging Details":"PE bags&paper box","waterproof standard":"IPX-5","battery capacity(mah)":"300mAh","headphone form factor":"In ear","battery indicator":"LED","chipset":"JL","material":"ABS","wireless delay time":"above 60 ms","Working time":"5-6 hours","Distance":"\u226410M","Feature":"Gaming Earphone Stereo Earphones"}}