Unfortunately, there are no analogues, but the solution with backlit batteries and charging via USB is very cool. The build quality wants to be better. Has pros: A good decision, the model is successful, comfortable, if not for, Cons: With non-intensive work, the keys deteriorated, began to live their own lives, you press the letter "A" prints the letter "Sch", It cannot be repaired. I bought one after half a year, it deteriorated, I bought the second after eight months, it deteriorated, I gave 10,000 for both keyboards and was left with nothing.