link 1.0 Djem Guerreru Inc. https://www.djemguerreru.com 21600 JOITO's https://www.joitos.com https://cdn.joitos.com/GENERAL/10/108/1081/10817364.V0.jpg 400 250 https://www.joitos.com/item/26963899/30%2DDSS%2DExpansion%2DModule%2Dfor%2DC60%2Dand%2DC62 - 30 programmable keys each with a dual-color LED- Daisy-chain 5 modules for 150 programmable keys- Dual color (red or green) LEDs for line status information- Supports Busy Lamp Field (BLF), Presence- Programmable for speed dialing, call pickup, Intercom, hold, transfer, voicemail, forward, DND- Expansion module (<2) is powered by the host phone 46.43 USD 1 Electronics & computer--Office electronics--Telephones