The A4TECH FG1010 Grey Wireless Keyboard & Mouse Combo with Bangla is a wireless keyboard and mouse combo that comes with a Bangla layout. It has an advanced 2.4 GHz wireless connection with a range of up to 10-15 meters and an adjustable 4-level power saving feature.Keyboard Model: FGK10, Mouse Model: FG10, Connection: 2.4G Hz, Operating Range: 10-15m, Mouse Ergonomic Design: Symmetric, Sensor: Optical, Resolution: 1000/1600/2000 DPI, Report Rate: 125Hz, Buttons No.: 4, Receiver: Nano USB Receiver, Battery: 1AA Alkaline Battery, Keyboard Keycaps: Sleek Round-Square, Hotkeys: 12 Fn Hotkeys, Character: Laser Engraving, Splash Proof: Yes, Adjustable Keyboard Legs: Yes, Rating: 1.5 V / 10 mA, Battery: 1 AA Alkaline Batteries, Illuminated: No