JRC GPS RECEIVER MODEL JLR 4340 (DISCONTINUED)12 channels parallel receiverBuilt-in WAAS/EGNOS/MSAS receiverNMEA 0183 outputOperates on 12-24 VDC supplyRAIM, satellites integrity check Newer Post NOVEGA- PT9 C-PROOF UNDER WATER BEACON FOR VDR/S-VDR Older Post GME GPS EPIRB MT603FG (DISCONTINUED)