First, is the battery life, square dance audio is mainly two kinds of battery life, a kind of lithium batteries, a kind of lead-acid batteries, lithium batteries are lightweight and do not need to be discharged, easy to take care of, but the price is relatively expensive, with the same capacity of the situation its Price will be 2-3 times the lead-acid battery. The capacity of lead-acid batteries on the market is usually more than 4.5A, while the capacity of lithium batteries is about 2A.
Second, easy to carry, you can choose a trolley speaker with wheels and handle.
Third, square dance audio requirements sound to be large, the size of the speaker control in 8 inches, 10 inches, 12 inches, 15 inches can be. According to the number of users to choose different sizes of speaker size. Also note that the same size of the horn its material is different, the price of the horn is different.
Fourth, the actual power of the speaker to be larger, preferably in the 60-80 watts, can not be small, the power of the price will be expensive. The configuration inside the same appearance of the stereo on the market is not the same.
Recommended: 12-inch, 4.5-7A, 60W square dance speakers, brand you look at the purchase can be, its craftsmanship are similar. Pay attention not to buy renewed soldering over the motherboard and second-hand battery speakers on it.