2 Pack H8-2T Intercoms Wireless for Home Voice Caller Home Ultra Long Distance Portable Wireless Voice Interphone Elderly Caller Features: _x000D_ Long-Range Communication: Our wireless two-way intercom system is designed for long-range communication, with a tested range of up to 300 meters. It can even penetrate walls and floors, allowing for clear communication from the 1st to the 8th floor. This makes it an ideal solution for elderly care, home or office communication. _x000D_ Slim and Sleek Design: With a thickness of only 18mm, our intercom system is slimmer than similar products on the market which are usually over 22mm thick. The slim design, combined with a high-gloss UV-treated surface and a plastic + silicone button structure, offers a superior tactile experience. _x000D_ Intelligent and User-Friendly: Our intercom system is designed with user-friendly features, including a talk light and battery light display for easy monitoring. It also comes with a charging dock for smart charging, ensuring the device is always powered and ready for use. _x000D_ High-Capacity Battery: Powered by a 1800mAh polymer lithium battery, our intercom system can last for about a week with normal use (5 calls per day, 30 seconds per call). It also features a standby time of 3-5 days, making it a reliable communication tool for your home or office. _x000D_ Versatile and Adjustable: Our intercom system offers two frequency options (462MHz and 434MHz) to avoid interference. It also features 38 ringtone options and 3 adjustable volume levels for both ringtones and call volume. Please note that the two devices must be used together and cannot be used separately. _x000D_ _x000D_ Specifications: _x000D_ Power Supply Method: polymer lithium battery 1800mAh _x000D_ Battery Powered: DC5V/1A _x000D_ Working Temperature: -20 C to 55 C _x000D_ Transmission Distance: Approximately 1000 meters of open space, 20-100 meters of partition walls, floors 1-8 _x000D_ Working Frequency: B-gear frequency 462MHz A-gear frequency 434MHz _x000D_ Working Time: Charge once for about 1 week _x000D_ Charging Time: Approximately 5 hours when fully charged _x000D_ Standby Time: 3-5 days _x000D_ Sound Adjustment: 3rd gear adjustable _x000D_ Music Ringtones: 38 ringtones _x000D_ Ring Volume: Level 3 adjustment (standby machine volume adjustment key) _x000D_ Call Sound: Level 3 adjust call size (adjust volume key during call operation) _x000D_ Color: Black, White (optional) _x000D_ Product Size: 11.6 * 5.6 * 1.8cm/4.6 * 2.2 * 0.7inch _x000D_ Charging Dock Size: 7 * 5.6 * 2.9cm/2.8 * 2.2 * 1.1inch _x000D_ Attention: Two must be used together and cannot be used alone _x000D_ _x000D_ Note: _x000D_ Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures. _x000D_ _x000D_ Packing List: _x000D_ 2 x Indoor Intercom _x000D_ 2 x Charging Dock _x000D_ 1 x 2.0 Small Screwdriver _x000D_ 1 x Charging Station Charging Cable _x000D_ 1 x Host Charging Cable _x000D_ 1 x Instructions _x000D_ 1 x Strong Adhesive _x000D_ _x000D_