Wireless Intercom System 2-Pack, Long Range 1000m, Rechargeable, 38 Ringtones, 3-Level Volume

Product Details 1. Ultra-long range clear communication, tested up to 1000m in open areas. Signal penetrates walls and floors, supports stable connection between 1st to 8th floors, suitable for home, elderly care and office usage 2. 18mm slim form factor with sleek high-gloss finish and ergonomic buttons for comfortable operation, more compact than many standard similar models 3. Clear indicator lights show current talk status and battery level, the included charging dock keeps devices powered and ready for use anytime 4. Fitted with 1800mAh rechargeable battery, delivers around 7 days of normal use (based on 5 calls per day, 30 seconds each) and 3-5 days of standby time per full charge 5. 2 selectable frequencies (462MHz & 434MHz) reduce signal interference, with 38 optional ringtones and 3-level adjustable ring and call volume Specifications 1. Power Supply: 1800mAh Polymer Lithium Battery 2. Charging Input: DC 5V/1A 3. Operating Temperature: -20°C to 55°C (-4°F to 131°F) 4. Transmission Distance: Up to 1000m / 3280ft in open space, 20-100m / 65-328ft through walls, effective between 1st to 8th floors 5. Compatible with home intercom, elderly care and room-to-room daily communication demands 6. Operating Frequency: 462MHz, 434MHz Package Contents 1. 2 x Pre-paired wireless intercom units 2. 1 x Charging dock Warm Reminders 1. This product only works as a complete paired 2-unit set, single separate unit cannot function alone 2. Avoid long term placement of the device in environment beyond the marked operating temperature range 3. Do not take apart the intercom unit without professional guidance