The Sennheiser HDR 120 offers wireless audio convenience‚ delivering clear sound with a comfortable fit. Designed for easy use‚ it pairs seamlessly with its transmitter for immersive listening experiences.
1.1 Overview of the Sennheiser HDR 120
The Sennheiser HDR 120 is a wireless headphone system designed for high-quality audio reproduction. It includes a transmitter for connecting to audio sources and offers a comfortable‚ lightweight design. The headphones are ideal for music‚ podcasts‚ and audiobooks‚ with rechargeable batteries for extended listening sessions. They provide clear sound and ease of use‚ making them a versatile choice for everyday audio enjoyment.
1.2 Key Features and Benefits
The HDR 120 features wireless connectivity‚ offering a range of up to 100 meters. It includes rechargeable batteries for long-lasting use and a comfortable design for extended wear. The headphones provide clear audio with a sensitivity of 106 dB and a signal-to-noise ratio of 65 dB‚ ensuring distortion-free sound. They also come with a transmitter and various accessories for convenient setup and use.
Product Specifications
The Sennheiser HDR 120 features a sensitivity of 106 dB and a signal-to-noise ratio of 65 dB‚ ensuring clear audio output. It operates wirelessly with a weight of 230 grams.
2.1 Technical Details and Audio Performance
The Sennheiser HDR 120 boasts a sensitivity of 106 dB and a signal-to-noise ratio of 65 dB‚ delivering crisp and distortion-free audio. Operating on a radio frequency‚ it ensures stable wireless connectivity with a range of up to 100 meters. The headphones feature a 3.5mm audio input and are powered by rechargeable NiMH batteries‚ providing long-lasting performance. Designed for clear sound reproduction‚ they are compatible with the TR 120 transmitter for seamless audio transmission.
2.2 Design and Build Quality
The Sennheiser HDR 120 features a lightweight and ergonomic design‚ ensuring comfort during extended use. The closed-back ear cups provide immersive audio isolation‚ while the adjustable headband offers a secure fit. Constructed with durable materials‚ the headphones are built to last. The transmitter and included accessories‚ such as the 3.5mm adapter‚ enhance versatility. The overall design prioritizes both functionality and user comfort‚ making it suitable for various listening environments.
Package Contents
The package includes HDR 120 headphones‚ transmitter‚ power adapter‚ rechargeable batteries‚ 3.5mm to 6.3mm adapter‚ RCA adapter‚ and a user manual for easy setup.
3.1 What’s Included in the Box
The Sennheiser HDR 120 package includes the wireless headphones‚ a transmitter (TR 120 II)‚ a power adapter‚ two rechargeable AAA batteries‚ a 3.5mm to 6.3mm adapter‚ an RCA adapter‚ and a user manual. These components ensure comprehensive functionality and ease of use‚ providing everything needed for setup and operation. The included accessories enhance connectivity and convenience‚ making the HDR 120 a complete audio solution.
3.2 Accessories and Optional Add-Ons
Beyond the included items‚ optional accessories like additional rechargeable batteries‚ extra ear pads‚ and a hard-case pouch are available. A 3.5mm/RCA adapter enhances connectivity with various audio sources. These add-ons provide flexibility‚ ensuring extended use and protection for the HDR 120. They are designed to enhance functionality‚ durability‚ and convenience‚ offering users a tailored experience to suit their specific needs and preferences for optimal performance.
Installation and Setup Guide
4.1 Connecting the Headphones to the Transmitter
Connect the transmitter to your audio device using the provided cable‚ then plug in the transmitter and turn on the headphones. They will automatically pair for a seamless connection.
To connect the Sennheiser HDR 120 headphones to the transmitter‚ first‚ locate the audio output port on your device and plug in the provided cable. Attach the other end of the cable to the transmitter’s input. Turn on both the transmitter and the headphones. They should automatically pair‚ indicated by an LED light. If pairing doesn’t occur‚ press the pairing buttons on both devices simultaneously to establish a connection. Ensure both devices are turned on and within range for a stable link.
4.2 Pairing and Syncing the Devices
To pair the Sennheiser HDR 120 headphones with the transmitter‚ ensure both devices are powered on. Press and hold the pairing button on the transmitter until the LED flashes. Simultaneously‚ press and hold the volume button on the headphones until their LED also flashes. Release both buttons when the LEDs stabilize‚ indicating successful pairing. For optimal performance‚ maintain a clear line of sight between the transmitter and headphones to prevent signal interference. If pairing fails‚ restart both devices and repeat the process. Ensure the devices are fully charged before attempting to pair them for the best results. This process ensures a stable and reliable connection for uninterrupted audio enjoyment.
Operating the Sennheiser HDR 120
The Sennheiser HDR 120 operates wirelessly‚ offering intuitive controls for volume‚ playback‚ and power. Designed for comfort‚ it features rechargeable batteries and a user-friendly interface for seamless audio enjoyment.
5.1 Basic Controls and Functions
The Sennheiser HDR 120 features intuitive controls‚ including volume adjustment and power buttons on the headphones; The transmitter includes a connecting cable for audio devices. LED indicators show power and pairing status. The headphones offer a comfortable fit with an adjustable headband and soft ear cushions‚ ensuring extended listening sessions remain enjoyable. Basic functions like play‚ pause‚ and track skipping are easily accessible‚ enhancing user convenience.
5.2 Advanced Settings and Customization
The HDR 120 allows users to customize their listening experience with advanced settings. Adjustments include equalization modes for tailored sound preferences and noise reduction features to enhance audio clarity. The headphones also support custom pairing options and audio codec settings for optimal performance. These features ensure a personalized and immersive listening experience‚ catering to individual preferences while maintaining high-quality sound reproduction and connectivity stability.
Troubleshooting Common Issues
Address connectivity problems by resetting the headphones or checking the transmitter connection. For audio concerns‚ ensure proper pairing and refer to the manual for detailed solutions.
6.1 Resolving Connectivity Problems
Connectivity issues can often be resolved by resetting the headphones or ensuring the transmitter is properly connected. Restart both devices and check for interference from other electronic devices. Ensure batteries are charged and not exhausted. If problems persist‚ refer to the manual for detailed troubleshooting steps or contact Sennheiser support for assistance. Proper pairing and signal strength are key to maintaining a stable connection.
6.2 Addressing Audio Quality Concerns
If you experience distorted or low-quality audio‚ ensure the transmitter is properly connected and batteries are fully charged. Adjust the volume on both the headphones and the audio source. Check for interference from nearby electronic devices and move the transmitter closer to the headphones. If issues persist‚ reset the headphones by turning them off and on. Refer to the manual for additional troubleshooting steps or contact Sennheiser support for assistance.
Safety Precautions and Warnings
Avoid unauthorized modifications to prevent FCC authorization loss. Reduce RF exposure by keeping the device away from your body. Use as directed to prevent damage.
7.1 Important Safety Information
To ensure safe use‚ avoid modifying the Sennheiser HDR 120‚ as unauthorized changes may void FCC authorization. Keep the device dry and avoid extreme temperatures. Maintain a distance from the body to reduce RF exposure. Handle batteries carefully‚ avoiding improper disposal. Prevent damage by using the headphones as directed and keeping them away from water. Follow all safety guidelines provided in the manual to ensure optimal performance and user safety.
7.2 Compliance and Regulatory Details
The Sennheiser HDR 120 complies with FCC regulations and international standards for safe operation. It operates within the 863-865 MHz frequency range‚ ensuring minimal interference. The device adheres to CE standards for electromagnetic compatibility and safety. Always use the provided antennas and cables to maintain compliance. For detailed regulatory information‚ refer to the user manual or visit the official Sennheiser website for updates and certifications.
Maintenance and Care
Regularly clean the headphones with a soft cloth and avoid harsh chemicals. Store them in a dry place to prevent damage. Proper care ensures longevity.
8.1 Cleaning and Storage Tips
Clean the Sennheiser HDR 120 with a soft‚ dry cloth‚ avoiding moisture and chemicals. Store in a cool‚ dry place‚ away from direct sunlight. Use the original case to prevent damage. Avoid extreme temperatures and keep the headphones away from children. For long-term storage‚ remove batteries to prevent leakage. Regular maintenance ensures optimal performance and extends the lifespan of your headphones.
8.2 Battery Care and Replacement
Use rechargeable NiMH batteries for optimal performance. Avoid extreme temperatures and fully discharge batteries before storage. Charge batteries before long periods of inactivity. Replace batteries when charging capacity decreases. Properly dispose of old batteries to protect the environment. Ensure the transmitter is powered off during battery replacement to prevent damage. Always use compatible replacements to maintain audio quality and device functionality;
Frequently Asked Questions (FAQs)
Common queries include connectivity issues‚ battery life‚ and compatibility. Troubleshooting steps and replacement options are also frequently asked. Visit the official Sennheiser support page for detailed solutions.
9.1 General Queries About the HDR 120
Users often inquire about the HDR 120’s battery life‚ which is up to 20 hours on a single charge. Another common question is its wireless range‚ capable of up to 100 meters. Compatibility with various audio devices and the ease of pairing are also frequently asked. Additionally‚ users seek clarity on the included accessories and the warranty offered by Sennheiser for this model.
9.2 Technical Support and Warranty Information
Sennheiser provides comprehensive technical support for the HDR 120 through their official website and customer service. The device is covered by a two-year warranty‚ ensuring protection against manufacturing defects. Users can access troubleshooting guides‚ repair services‚ and firmware updates directly from Sennheiser’s support portal‚ ensuring optimal performance and longevity of their headphones.