JBL MTC-CSTeth1 Ceiling Speaker Grille Safety Tether for JBL Control 10, 20 and 40 Series Ceiling Speakers

The JBL MTC-CSTeth1 Ceiling Speaker Grille Safety Tether for JBL Control 10, 20 and 40 Series Ceiling Speakers is a durable, reliable safety tether constructed from strong, highly flame-resistant aramid fiber cord and is virtually invisible and acoustically transparent.
The JBL-MTC-CSTeth1 is sold in packs of ten and supports JBL Control 10 Series, Control 20 Series and Control 40 Series speaker lines