1. Loop: 5 2. Telephone sets should be TONE dialing only. 3. CO Dialing Tone - continuous Internal Dialing Tone - continuous (450 Hz) Internal Ring Back Tone - 1 sec. ON, 4 sec. OFF (450 Hz) Internal Busy Tone - 0.35 sec. ON, 0.35 sec. OFF (450 Hz) Internal Confirm Tone - 1 sec. ON (450 Hz) 4. Power : 120V / 220V
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Encrypted phone The encrypted phone works worldwide and protects your sensitive telephone conversation against illegal eavesdropping or phone tapping. Crypto communication Crypto communication start and exit mode of work Worldwide functional via analogue telephone line (pstn) Push one button to start encrypted phone conversation Crypto communication led indicator Automatic random cryptographic code maximum up to 743 billion sets Gift box
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Category: Thread Material: Metal,Stainless steel Feature: Touch,Conductive,Anti-radiation,Anti-static,High temperature resistance,High-strength,Heating Application: Garment,Glove,Wearable device,Heating device metal Fiber Twist Thread,Stainless steel fiber,metal fiber,metallic fiber Principal Component: Stainless steel of 304 or 316L, or Fe-Cr-Al-alloy Descriptions: metal fiber twist thread is manufactured into flexible thread by twisting with a single strand or multiple strands of long fibers. It possesses stable resistivity, fine high temperature resistant and conductive performance. QQ??20151104155337 Purpose: 1. Anti-static brushes 2. High temperature resistant sewing thread 3. Signal transmission line for flexible circuit , electronics 4. Conductive transmission line 5. Heating wire. 6. Intelligent cloths(wearable technology) Technical Parameters: