Standalone ISDN TA. AO/DI. Supports single application to 230.4 kbps, supports MLPPP, ASYNC bonding, V.120. EIA-232. Two POTs phone ports, supports fax, phone and analog modem. FLASH EPROM modem pass through, AutoSPID. ASYNC only. Availability: Usually ships in 3-4 business days. Adtran ISDN modem Express 3000 1203153L2 1203153L2$284.00 For data sheet click here Call us if you have any questions about online store at 201-843-9363 x7025 or email * SHIPPING RATE INFORMATION: Press the "Order" Button, then press "Checkout" and enter your Shipping Address. The system will then calculate the shipping cost. You will always see a calculated total on our site before final checkout. When you see this total you will have the options to send order, cancel order, or go back and change options. The system calculation is not always correct. Therefore, we reserve the right to review the shipping cost, but if a change is needed, we will not ship until we receive confirmation from you.