With its compact size, easy installation and compatibility with over 99% of corded phones,* this amplifier allows you to make calls anytime, no matter where you are. One year warranty.

• Volume Control slider and Boost button
• Up to 40dB incoming volume with Boost (30dB without Boost)
• Tone Control slider allows you to adjust for your hearing needs
• Handset matching switch (12 positions)
• 3-7/8" W x 2-1/2" H x 1-1/3" D
• Uses one 9V battery (included)

Connects to corded phones that have a dial pad in the base. Not designed to work with cordless or trimline phones.

Product SKU: HT-CSIL40