Chattervox 100 Voice Speech Amplifier with Headset The Chattervox is a compact personal amplification system that provides up to 15dB of a voice boost for mild to moderate speech impairments. Simple to operate with only one user control: the combined volume control/power switch. An affordable solution for people with low-volume speech. Includes Headset microphone Six AA NiMH rechargeable batteries Plug in charger for up to 14 hours of continuous talk time Storage case Belt extender Entire system can be recharged overnight. (Option of using simple AA battery cells if rechargeables are insufficient; no expensive custom battery pack is required). Features: Size: 8" W x 2.9" H x 2.1" D Weight: 355 gm (.78 lbs.) Power requirements: 9VDC Nominal gain before feedback: 15dB Max power output: 5W Min (at 4 ohms speaker load) Warranty - One year warranty Returns: Returns requests are accepted within 30 days of the date of purchase through Returns. Returned item(s) must be the item(s) purchased and must be returned complete in new resalable condition with nothing missing.