Hamilton Buhl Assistive Listening Dual Frequency System ALS700 with Transmitter， 6 Receivers &amp; Earbuds， Carry Case<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> This Item Includes: Hamilton Buhl Transmitter - 6x Receivers (Batteries) - 6x Earbuds - 6-Way Charging Cable - Carrying Case - Hamilton Buhl 1 Year Warranty </span></li><li><span class="a-list-item"> System for Tour Guiding， Teaching， Travel， Field Interpretation， Church Listening， Museum </span></li><li><span class="a-list-item"> 1/4" Microphone input jack; 1/4" Line input jack </span></li><li><span class="a-list-item"> Power Input: 3dBm </span></li><li><span class="a-list-item"> Power on/off， audio input gain adjustment and channel selection indicators </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/510RSHq%2BGZL.jpg" noproxy>