— it's a start.
1. Not more than a few hundred rubles, 1000 and more is pure marketing. F-center makes the cables to order, in China, under the brand name Flextron
, are very inexpensive.
2. Even more versatile option would be. Though probably more expensive.
3. If you really thrash from the Chinese basement — could be a bad contact in the connectors or a problem with the strength of wires. Also problems can manifest themselves at great lengths(it is better to take active cables, if length >10 meters). For 2-3-5 metres problems practically do not exist.