Dual mouse is equipped with both wireless transmission modules - 2,4Ghz and BT . 7 mouse buttons , with dpi resolution up to 1600 max.

MULTIFUNCTIONAL COMPARTMENTS: Convenient front pocket and compartment fit quick access items like keys, card, ticket, passport, earphone, pens, charging cable, power pack and so on. The two main compartments offer spacious room for the luggage. You can hold a 15,6" laptop, a cooling pad, two thick books, some A4 files, magazines, thin clothes or a coat at the same time.
DURABLE QUALITY MATERIALS: Made of water-resistant and scratch-resistant polyester fabric, the laptop briefcase keep your laptop and valuable documents safe from light rain. The smooth metal zippers is durable enough for handy usage. The main laptop sleeve compartment is reinforced with padded shockproof foam, offering better protection for your device. Comfortable grip-handle can reduce the friction during walking.
FREE YOUR HANDS: The back compartment comes with a luggage strap, allowing the briefcase to securely fit on the handle of a rolling suitcase - ease the burden in you journey. A detachable anti-slip shoulder strap can easily convert your briefcase to a shoulder bag or a messenger bag, while the padded pad can reduce the pressure of shoulder.
WIDELY USED: With simple and elegant design, the shoulder bag is suitable for different ages people. As a professional briefcase with full-featured functionality, it will be a perfect partner for most business men, business women, office mens, teacher, sales, lawyer, designer and so on. In addition, its super large capacity and flexible carrying options make the bag also suitable for traveler, college student(back to school), etc.