This LC fiber keystone adapter is engineered for OM1 multimode fiber systems, supporting data transmission over short to medium distances such as LAN, CCTV, and A/V networks. Featuring a beige housing for easy fiber type recognition, it helps prevent installation errors. High-precision ceramic sleeves provide low insertion loss and excellent return loss, preserving signal integrity and minimizing optical power loss. The duplex configuration supports two simultaneous connections, increasing efficiency in dense cabling setups. Compatible with standard keystone panels and wall plates, it offers quick and straightforward integration. The durable construction ensures long-term stability, making it suitable for commercial and residential applications. Supplied in packs of 10, it??s ideal for large projects requiring consistent performance.