Sennheiser HDE 220-D-II Stethoset Wireless Receiver

Overview

The Sennheiser HDE 2020-D-II Stethoset Wireless Receiver is a professional digital receiver designed for the Sennheiser Tourguide 2020-D system. Combining the wireless receiver and headphones into a single lightweight unit, the HDE 2020-D-II provides a simple and comfortable listening solution for guided tours, conferences, presentations, language interpretation, visitor guidance, and assistive listening applications.

The receiver operates using digital RF transmission and provides up to 8 hours of typical operating time from its integrated rechargeable lithium-polymer battery. Its automatic on/off function, large rotary volume control, backlit LC display, and intuitive channel controls make it easy for users to operate without removing the device.

Key Features

• Digital wireless stethoset receiver for the Sennheiser Tourguide 2020-D system
• Integrated receiver and headphones in a single lightweight unit
• 2 FSK digital RF transmission
• Six channels available in Tourguide mode
• Up to eight channels available in conference mode
• 863–865 MHz operating frequency range for the standard version
• Up to 8 hours of typical operating time
• Built-in 830 mAh rechargeable lithium-polymer battery
• Automatic power-off when the receiver is removed
• Large rotary volume control for convenient adjustment
• Backlit LC display showing channel, volume, battery status, and reception quality
• Sturdy earbows designed for comfortable extended use
• Compact and lightweight 73 g construction
• Designed for guided tours, conferences, presentations, and language interpretation

All-in-One Stethoset Design

The HDE 2020-D-II integrates the wireless receiver and headphones into one compact stethoset. This eliminates the need for users to carry a separate receiver and wired headphones, providing a cleaner and more convenient solution for tour participants, conference attendees, and visitors.

Clear Digital Reception

Designed as part of the Tourguide 2020-D digital system, the HDE 2020-D-II uses 2 FSK digital RF transmission for reliable wireless audio reception. The receiver supports six channels in Tourguide mode and up to eight channels in conference mode, making it suitable for multi-channel guided tours and multilingual conference applications.

Easy Operation

The large rotary control allows users to adjust listening volume quickly and conveniently. Channel selection is handled through the integrated buttons, while the illuminated LC display provides essential information including the selected channel, battery status, reception quality, and volume level.

Automatic Power Management

The HDE 2020-D-II automatically switches off when it is removed from the user's head, helping conserve battery power between listening sessions. Its rechargeable lithium-polymer battery provides up to 8 hours of typical operating time, supporting extended tours, conferences, and presentations.

Comfortable and Lightweight

Weighing approximately 73 grams including the battery, the HDE 2020-D-II is designed to remain comfortable during extended listening sessions. Its integrated earbows and compact construction make it particularly practical for visitor guidance systems where multiple users may need to wear the receiver for several hours.

Specifications

• Model: HDE 2020-D-II
• Article Number: 504796
• Product Type: Digital Stethoset Wireless Receiver
• System: Sennheiser Tourguide 2020-D
• Modulation: 2 FSK
• Frequency Range: 863–865 MHz
• Channels: 6 in Tourguide Mode / 8 in Conference Mode
• Audio Frequency Response: 100 Hz – 7 kHz
• Minimum Headphone Impedance: 32 Ohms
• THD at 1 kHz: Less than 1%
• Operating Time: Approximately 8 hours
• Battery Type: Rechargeable Lithium-Polymer
• Battery Capacity: 830 mAh
• Display: Backlit LC Display
• Controls: Rotary Volume Control and Channel Buttons
• Automatic Power-Off: Yes
• Operating Temperature: 0°C – 50°C
• Dimensions: 245 x 125 x 20 mm
• Weight: Approximately 73 g including battery

What's Included

• Sennheiser HDE 2020-D-II Stethoset Wireless Receiver
• Integrated Headphones
• Rechargeable Lithium-Polymer Battery
• Instruction Manual

Why Choose the Sennheiser HDE 2020-D-II?

The Sennheiser HDE 2020-D-II is an excellent choice for professional visitor guidance, guided tours, conferences, presentations, and language interpretation where simple operation and reliable wireless listening are essential. Its all-in-one stethoset design, digital RF reception, backlit display, automatic power management, large volume control, lightweight construction, and up to 8-hour battery life provide a practical and comfortable solution for participants using the Tourguide 2020-D system.