Bluetooth Headphone,card Headset, Multimedia Headphone

Specifications 1. TF card audio headphone 2. Support date download from computer to TF card 3. foldable design 4.Chargeable lithium battery HEP-001 TF Card Audio Headphone  1. TF card audio headphone 2. Support date download from computer to TF card3. foldable design4.Chargeable lithium battery  Specifications:  HEP-001DiscriptionTF Card Audio Headphone - Back-neck, foldable design- Support TF card for MP3 formatSupportLaptop, PCImpedance32ΩCharging powerUSB 5.0VFrequency response40-17K HzCharge time≤1.5 hoursMax working current55mALithium batteryBuilt-in 300MAH c3.7V rechargeableS/N Rotio≥60dbCharging current500mATrack Isolation≥50dbCord plugUSB A maleColorMultiple colorsDimensions54x47x16 mm(Single Earplug) Packaging: PackingHEP-001Each Set in paper box  CTN:40pcs SIZE(L W H)(CM)52.524.541.5CTN CBM:0.0534  CBM -10Kpcs:13.3448  N.W.6.50kgs G.W.7.00kgs  Leading Time:Lead time:sample is 7days after order & CR cfmd, mass production is 25-30 days after sample approval.