Professional production and sales: * ISD series recording IC, 4 seconds to 16 minutes) * * ISD1700 series programming Duplicators * * One Voice burning OTP 10 s 20 s 40 seconds 65 seconds 80 seconds 120 seconds, etc. * * Voice IC development, mask, excellent sound quality, the price is low * * MP3 U disk / SD card player * * loudspeaker dedicated audio chip :( 6 seconds, 10 seconds, 15 seconds, 20 seconds, 30 seconds, 40 seconds, 65 seconds, 120 seconds ) die, COB, DIP, SOP and other packages * * Megaphone recording movement design, development, such as custom. * Latest Supply: electronic acupuncture massage instrument, whistles finder, audio cards, video cards, voice cards, voice opener. * Latest Supply: Megaphone mobile power charger, portable charger, mobile power, small volume, low weight, high efficiency, easy maintenance and operation, high reliability and many other advantages in various fields has been widely used. Megaphone mobile charger, portable power, mobile charger, have a price advantage, welcomed the talks! Specifications: Capacity: 2000mah batteries type: Li-polymer batteries Size: 73 * 35 * 23 (mm) Input voltage: 5V Output voltage: 5V Input Current: 1A Output Current: 1A Support Products: all kinds of mobile phones, iphone, IPAD, PSP, digital cameras, MP3, MP4, (handheld loudspeaker) and a series of 5V charging voltage digital products. There are LED illumination. Tips: 1. For a long time set aside when not in use, please every three months on the power supply charge at least once; 2. use and charging process, the device will be a slight fever, is a normal phenomenon, non-power failure; 3. Keep the product dry and do not scrub with chemical cleaning agents; 4. Please take care of the environment, Do not arbitrarily throw home. Packaging: (neutral packing, the customer can be pasted according to their own style LOGO) bare metal price quotes, the quantity discussion.