This is a used CHAAMP. Not really used, just did not serve the needs of the customer. But since it was returned without a box or instructions i'll sell it cheap. There are no returns on this.

CHAAMP. The amplifier for NOKIA cell phones. A great product with several useful features.! Try one now!
For Nokia cell Phone users--Series-3285, 6185, 5185,5180, 5170 models only. An excellent way to hear with these phones. No wires!
For CHAAMP accessories, please see Cell Phone and telecoil accessories.
Features and Benefits

• People with hearing impairment will benefit from the ability to record and play back information--an excellent way to ensure accuracy. Six-Minute Record/Playback Feature This solid state recorder provides a total of six minutes of recording divided into up to fifteen segments..
• 30 dB of Amplification with Separate Volume Control (1000 times increase in loudness).
• Built-in Amplified Magnetic Loop Transmitter for T-coil compatibility, helps diminish cellular noise in the hearing aid by allowing you to hold the phone away from the hearing aid while using the telecoil in your hearing aid.
• Switchable High Pass Filter With the touch of a switch, emphasize high frequencies for better understanding in noise..
• Amplified Ringer.
• Amplified Internal Speaker.
• Alternating Red/Yellow Flashing Lights Announce Calls.
• Convenient Built-in Safety Flashlight.
• Amplified External Audio Output Jack Provides sufficient power for headphones, neckloops, silhouette inductors, speakers, and is compatible with Cochlear Implants and DAI hearing aids..
• External Microphone Input Jack For hands-free operations and conference calling..
• Automatic Sleep Mode With Volume Set-Back After 90 seconds of inactivity, the CHAAMP "goes to sleep," saving battery life. When an incoming call is answered or an outgoing call is made, the CHAAMP automatically "awakens" at mid-volume..
• Snap-On Design The module attaches between the phone body and the battery.

One Year Warranty
Caveat:This has been known, for no definitive reason even though the correct phone and wireless service is used, to not provide a clear signal for some hearing aid users with or without telecoils. So it is imperative you try this device ASAP after purchasing it.
Click here to View a presentation about the CHAAMP module. (Requires WinZip to decompress file and Macromedia Flash plug- in to view.)