<p>Product sales point:</p><p>1. Full duplicate communication, call like a phone call</p><p>2. Automatic response. The receiver does not need any operation, direct communication</p><p>3. One click to speak, after pressing the dialog key, speak directly, the other person can hear</p><p>4. Two-way ringtone call, ringtone.</p><p>5. Call empty distance test 500 meters (theoretical). Floors 1 to 8.</p><p>6. Thin appearance Thickness is only 18mm, the thickness of similar products on the market is more than 22mm, holding a hand feeling.</p><p>7. Battery 1800mAh polymer lithium battery, working 5 times a day according to normal, 30 seconds at a time, working for about 30 days,</p><p>8. Button adopts plastic + silicone structure, surface high light UV process, super handy. In contrast to peers, the use is all rubber buttons, no grade and feel.</p><p>9.</p><p>Intelligent and humane design, with intercom lamps and power lamp display, customers at a glance.</p><p>10. Normally put on the charging seat when on standby, intelligent charging, never power off.</p><p>Product parameters:</p><p>Battery capacity: 1000mAh lithium battery</p><p>Charging Voltage: DC5V</p><p>Operating temperature: -20 to 55 degrees</p><p>Transfer distance: about 500 m, partition 20-100 m, floor 1-8</p><p>Operating frequency: 430MHz--490MHz</p><p>Working time: about 30 days to use full charge</p><p>Charging time: about 5 hours</p><p></p>