The RJ11 Telephone Splitter 6P4C Detachable RJ14 4-Core American Phone Line Adapter (Black) is a must-have for anyone looking to expand their telephone connectivity options. With its detachable design, it offers the convenience of portability and storage, making it an for travelers or those with limited space. By converting one telephone line into two interfaces, it allows for simultaneous connection of multiple devices, such as phones, fax machines, or modems. The four-core RJ14 interface stable and reliable signal transmission, ensuring clear and uninterrupted communication. Its sleek black color adds of elegance and versatility, making it suitable for various occasions. Features -Color:Black -Material:ABS,Copper -Size:15.50X2.50X2.00cm/6.09X0.98X0.79in -Portable and easy to store with its detachable design, the rj11 telephone splitter 6p4c with four-core rj14 american telephone line adapter offers convenience and flexibility. -This device allows for simultaneous connection of multiple devices, making it ideal for households or offices with multiple telecommunication needs. -The four-core rj14 interface ensures stable signal transmission quality, clear and uninterrupted phone conversations. -With its stylish black exterior design, this telephone line adapter is suitable for various occasions, adding of elegance to any setting. -Multiple adapters, providing flexible connectivity options for different devices, making it a versatile and practical choice. Package list: 4 x Telephone Line Adapters