New design and high quality. Installation: 1. Connect the C/O ring connector with the ringer jack. 2. Connect the ringer jack with the phone. 3. There are high and low switches for your choice. Features: Flashing lights alert you to incoming calls in quiet environments. It has a lamp and switches to select between high and low frequency ringtones. The switch has 2 modes: one for high-frequency ringtones and the other for low-frequency ringtones. Easy to use. Works with a simple connection to the phone line. An ideal solution for the hearing impaired, or for use in noisy environments, actually anywhere indoors. Phone ringer only, other accessories demo in the picture is not included. Specification: Material: Plastic Color: White Dimensions: 97x57x26mm / 3.82x2.24x1.02in Quantity: 1 Pc Note: 1. No retail package. 2. Please allow 0-1cm error due to manual measurement. Make sure you don't mind before bidding. 3. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you. Package includes: 1 x Phone Ringer