e1 pcm

{"cid":"91201786","title":"PCM Voice Multiplexer 30 Channel E1 G.703 SNMP FXO FXS","imgUrl":"https:\/\/img.chinax.com\/nimg\/1c\/55\/2083c605534247e045c33d2929c4-200x200-1.jpg","attrs":{"Price":"$185-$230","Brand Name":"E-link","Model Number":"LNK-E1-30PCM","Minimum Order Quantity":"1pcs","Delivery Time":"1-3 working days","Certification":"ISO9001, CE, ROHS, FCC","Place of Origin":"China","Payment Terms":"T\/T,Western Union,MoneyGram,PayPal","Supply Ability":"1000\/Month","Packaging Details":"HDMI Fiber Optic Accessories Standard Carton Packaging","Maximum transmission distance":"25HZ","Ring detect voltage":"35V","Ring detection frequency":"40Km","Two-line Impedance":"600 Ohm (pick up)","Interface Code":"HDB3","Power consumption":"\u22647W"}}

{"cid":"91225896","title":"16-Channel Telephone Multiplexer","imgUrl":"https:\/\/img.chinax.com\/nimg\/88\/c2\/5790b902ae2dcaef22c26db765f1-200x200-1.jpg","attrs":{"Ethernet":"Array","Working conditions":"Array","FXS phone interface":"Array","2\/4 line E & M audio":"Array","Data interface":"Array","Optical interface":"Array","FXO switch interface":"Array","Magnet interface":"Array"}}