Please Wait...
Log In
Helping You Stay Connected

Now offering $4.99 Shipping!

(orders over $99 - see details)

[Open Box] Sprint Franklin CDU-550 USB Modem (No Contract)

In Stock

Item Number: 3099



Sale Price:


You Save:


This is an OPEN BOX ITEM.

Open box items may be customer returns or demo units used by employees; they may be missing packaging or other materials. Read the below information carefully for details on the product's condition, including any components that may be damaged or missing. All open items are sold AS-IS and are NON-RETURNABLE, and there is no manufacturer's warranty.

Important info on this item's condition:

  • This modem is used but in excellent condition
  • The original case, CD, USB cable, carry case, and QS guide ARE included.

Product Details:

This no-contract modem is perfect for existing Sprint customers who want to swap to a more current device or need to replace a lost/broken device, but don't want to alter their contract (purchasing this device will NOT extend or alter your Sprint contract - once you get the new device, simply do an ESN swap from your old device to the new one).


CDMA EVDO 800/1900MHz Dual Band USB Modem

Radio Frequency:


Band Class 0: 800MHz
(RX: 869 ~ 894MHz TX: 824 ~ 849MHz)
Band Class 1: 1900MHz
(RX: 1930.0~1989.95, TX: 1850.0~1909.95)
RX Sensitivity: Nominal -106dBm




Size: 88×41×8mm

Weight: 21grams




Storage : -30°C ~ +75°C

Operating : -20°C ~ +50°C


Power Consumption:


CDMA Typical <300mA,

CDMA Max: < 600mA
Sleep < 4mA
Operation Voltage: 5VDC (USB V-bus)


Data Options:


Packet data (1x and EVDO Revision 0), ASYNC data, Quick Net Connect


Data Rate:



Down link /Up link: Up to 153Kbps


Down link: Up to 2.4Mbps

Up link: Up to 153Kbps


Hardware Interface:


USB Type A, USB 1.1 and 2.0


Software Interface:


IS-707 AT command set and extended
AT command set
IS-683C compliant , IOTA and OTA


OS Support:


Windows 2000, Windows XP, Windows Vista , Linux, and Mac



There are currently no product reviews.

If you purchased this item, Login to write a review.
Q & A
Got questions about this product? Here you can view questions that other customers have asked (and the answers!). If you have a question that hasn't been answered below, you may submit a new question and 3Gstore will answer it!

Click here to submit a new question

Powered by Olark