*2 By installing this unit, you can extend the range of your phone system to include areaswhere reception was previously not available. This product can be purchased online. Pleasevisit our Web site: http://shop.panasonic.com/support*3 By registering the key detector (4 max.) to a Panasonic Digital Cordless Phone andattaching it to an easy-to-lose item in advance, you can locate and find the mislaid item towhich the key detector is attached. Please visit our Web site:http://www.panasonic.com/tga20Other informationR Design and specifications are subject to change without notice.R The illustrations in these instructions may vary slightly from the actual product.Expanding your phone systemHandset (optional): KX-TGMA44*1/KX-TGMA45*2You can expand your phone system byregistering optional handsets (6 max.) to asingle base unit.R Optional handsets may be a different colorfrom that of the supplied handsets.*1 Maximum receiver volume is 40 dB (when the booster is on).*2 Maximum receiver volume is 50 dB (when the booster is on).Bluetooth® devicesYou can expand your phone system by pairing the following units to a single base unit.Your Bluetooth cellular phone*1: 2 max.(for cellular calls: page 34)Your Bluetooth headset*1: 1 max.(for a wireless hands-free conversation: page 69)*1 Your cellular phone and headset must be Bluetooth wireless technology compatible. Formore details and the list of compatible cellular phones, please visit our Web site:http://shop.panasonic.com/bluetooth-phoneTrademarksR The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc.,and any use of such marks by Panasonic Corporation is under license.For assistance, please visit http://shop.panasonic.com/support 5IntroductionTGM43x(en)_0426_ver031.pdf 5 2016/04/26 10:55:17