Purchase Qty. Reference FOB Price
1-4 Pieces US$220.00
5-9 Pieces US$150.00
10-19 Pieces US$140.00
20-49 Pieces US$135.00
50+ Pieces US$125.00
Product Description
Product Description Model: DH12S-2W-4K 4-channel switch output control 2 analog output control; 1 channel normally open emergency stop signal output; 1.Using 433MHZ wireless transmission frequency, long-distance wireless frequency modulation technology, barrier-free transmission distance ...