The Unify OpenScape DECT Phone S6 is a cordless handset for professional DECT telephone systems in the OpenScape Cordless series. It serves as an endpoint in corporate environments and enables mobile communication with extensive functionality. The device is designed for use in office environments and throughout the entire corporate network, meeting the requirements of mobile users for DECT systems. It features a 2.4-inch TFT color display with a resolution of 240 × 320 pixels and 65,000 colors, ensuring clear display of call information, menus, and icons. The keypad is backlit, enabling operation even in poorly lit rooms.

Applications
This handset is intended for use in enterprises with DECT infrastructure, particularly in offices, administrative departments, or call centers, where mobile yet reliable telephony is required. It is designed for professional users who need to make calls while moving, switch between different DECT systems, or access external devices such as headsets or PCs. Support for up to four parallel DECT systems enables flexible use in complex networks.

Functions and Features in Detail
The device offers encrypted voice transmission according to the DECT standard, ensuring secure communication. A seamless connection handover guarantees that calls are not interrupted when switching between base stations. Bluetooth support according to standard 4.1 enables connection to headsets and PCs, allowing flexible use in the office or on the move. A 3.5-mm headset jack provides an alternative connection option, especially for wired headsets. The speakerphone function and vibration alert are integrated, as is optical call signaling. The phonebook can store up to 500 entries, and phonebook transfer is possible.

Technology Explained Simply
The handset uses the DECT radio standard (Digital Enhanced Cordless Telecommunications), developed for cordless phones in office environments. It offers high transmission quality and security. The Bluetooth connection enables wireless pairing with compatible devices, with version 4.1 ensuring efficient power usage and a stable connection. The NiMH battery technology (Nickel-Metal Hydride) provides sufficient battery life, with two AAA batteries of 700 mAh included. Power is supplied by the integrated battery pack, which is included in the delivery.

Compatibility and Accessories
The handset is designed for use with OpenScape Cordless systems. A charging cradle is not included in the delivery scope and must be ordered separately. The device comes with a belt clip for convenient carrying. Connections to other devices are made via the 3.5-mm headset jack and Bluetooth. Compatibility with DECT systems is guaranteed, allowing the handset to be registered simultaneously with up to four systems.

Installation and Mounting
Installation is performed by registering the handset with a DECT base station. Registration can be done via the device's menu or through configuration via the base station. The batteries are already installed in the device, so no additional assembly is required. The charging cradle must be purchased separately and connected to charge the device when not in use.

Operational Advantages
The combination of high display contrast, backlit keypad, and Bluetooth support enhances user-friendliness. The ability to be registered simultaneously with multiple DECT systems offers flexibility in large enterprises. Encrypted transmission and seamless handover ensure reliable and secure communication. The integrated speakerphone and vibration alert support daily office use.

The device is available in Silver and Black. Dimensions are 130 mm (length) × 51 mm (width) × 19 mm (height), and the weight is 118 g including the battery. The delivery includes the handset, a belt clip, and two NiMH AAA batteries. A charging cradle is not included. Devices with Unify or Mitel logos are technically identical.