Bluetooth Earphone K20Specification30*14*7mm:Weight:6.101.Bluetooth Core: V2.1+EDR 2.Bluetooth Program:ISSC+Class23.Standby time: ≥ 100hours4.Talk time:6hours5.Charging Time:2-3hours6.Standby Current: 0.7-1mA7.Batery Capacity: 48mA/h8.Wireless Frequency Range: 2.4G9.Transmission Power: 0 dbm10.Transmission Distance: 10M11.Environment Temperature: -20/+60 °C12.Operating Voltage:3.7V Main Function:1.Listen to stereo music from MP3&Cellphone&PC2.On-line chat through BT wireless transmitter3.Faster connecting,clear sound,anti-interference4.Redial the last call,Reject call.Volume ajustable5.Style clip-on stable to wear6.Support A2DP,AVRCP,bluetooth headset,handsfree profile Advantage: 1.newest pattern and elegant design 2.developed by our strongest team3.most fashionable bluetooth products in the world4.cheapest and hot sale products5.best quality with reliable warranty Certifications/License:  CE,ROHS,FCC and BQB
MSDS of Battery Packing information: Colorful Paper box with inner BlisterContents: 2-pin charger,English manual and clip;Box size:12.4*11*4cmqty/CTN:100pcsCTN size:45*25*63cmG.W./CTN:8.6KG Container Load: 20 ft Container:352 cartons,35,200pcs40 ft Container:775 cartons,77,500pcs40 ft HQ Carton:916 cartons,91,600pcs OEM items: Customised LOGO,color and packaging artwork Warranty:1 yearDeliverty time:5~10daysSamples Delivery time:1dayFOB Port:Guangzhou/Shenzhen/HongkongPaymant:30% T/T advance,ballance T/T before shippingInspection standard:FRI inspection within AQL 1.5 major and 4.0 minor