With two-wire power supply With single-wire power supply Without power supply Enhanced motherboard chip A-side single-side single-side B-side single-side single-side single-side single-side single-side single-side
Packing specification:
2 pairs
Transmission distance:
25km
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Items weight estimation 0 g, subject to actual weight
Calculated shipping includes heavy logistics. Order more, shipping costs will reduce
to 50% discounts!
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