For Mobile Phones & Tablets & Laptops, B21

1. Whether you are an audiophile or casual listener, when it comes to choose a headset, this item is your prior choice. 2. Equipped with sliding touch function (available only in Bluetooth mode). 3.The imitation protein material is used as the ear skin with a soft characteristic sponge, which is still breathable even if worn for a long time. 4. Wide compatibility. compatible with 99% electronic devices with bluetooth function, you can enjoy your favorite music whether when you are home or out with your phone or tablets. 5. Equipped with 3.5mm audio port, connect to mobile phone tablets or notebook to listen to music are accessible. 6. Built in 500mAh battery, 3 hours charging time, long use and standby time. 7. Full package large ear muff design, using acoustic sealing structure to reduce leakage.Specification: General Model B21 Types Headset (with mic) Bluetooth Version V4.0 Speaker 32ohm Frequency Response 20Hz-20KHz Transmission Distance Up to 10m Distortion <=1% SNR 98dB Interfaces 3.5mm Earphone Jack Charging Voltage DC5V Charging Current <=20mA Battery Battery Capacity 500mAh Charging Time 3 hours Talk Time Up to 8 hours Music Time Up to 10 hours Standby Time up to 300 hours Dimensions & Weight Item Size 17x8.5x20cm Item Weight 277g Package Weight One Package Weight 0.56kgs / 1.23lb One Package Size 15.2cm * 19.4cm * 8.9cm / 5.98inch * 7.64inch * 3.5inch Qty per Carton 20 Carton Weight 9.50kgs / 20.94lb Carton Size 50cm * 44cm * 30cm / 19.69inch * 17.32inch * 11.81inch Loading Container 20GP: 404 cartons * 20 pcs = 8080 pcs40HQ: 937 cartons * 20 pcs = 18740 pcs