Sennheiser SL Bodypack DW 4-US Bodypack Transmitter, Space Diversity, 1880-1900MHz

 Elevate your presentations and events with the Sennheiser SL Bodypack DW-4-US, a compact and robust wireless transmitter engineered to deliver superior speech clarity and reliable performance. Ideal for corporate environments, educational settings, and professional audio applications, this bodypack transmitter ensures that your message is heard clearly and effectively.

Features

Enhanced Speech Optimization

• Optimized for Speech: Specifically designed to capture and enhance vocal clarity, making it perfect for presentations and lectures where every word matters.
• Seamless Compatibility: Works effortlessly with all Sennheiser microphones, including the SL Headmic 1 and MKE 1, providing flexibility in various professional settings.

Intelligent Frequency and Interference Management

• Automatic Frequency Management: Automatically selects the optimal frequency, eliminating the need for manual tuning and ensuring a stable connection.
• Automatic Interference Management: Actively avoids wireless transmission disturbances by switching to a free frequency, ensuring reliable performance.

User-Friendly Design

• Clear OLED Display: The OLED screen provides essential information at a glance, including battery status, link name, and reception quality.
• Convenient Mute Slider: Ergonomically positioned for quick and easy access, allowing users to mute the microphone seamlessly during use.

Advanced Security and Remote Control

• 256-bit AES Encryption: Ensures the highest level of security for wireless transmissions, protecting sensitive communications.
• Remote Control Capability: Manage and monitor the system remotely using the Wireless System Remote App for iOS and Android, enhancing operational flexibility.

Long-Lasting Power and Flexible Charging

• Rechargeable Li-Ion Battery: Offers up to 15 hours of continuous operation, providing ample power for extended use.
• Versatile Charging Options: Recharge using the external contacts with the CHG 2 or through the USB socket, offering convenient and flexible power solutions.

Future-Proof and License-Free Operation

• 1.9 GHz Frequency Range: Operates in a license-free band, ensuring hassle-free usage and making it a future-proof investment for wireless audio needs.

Specifications

General

• RF Output Power: Adaptive, up to 250 mW (depending on country-specific regulations)
• Line Input Impedance: 1 MΩ
• Input Sensitivity: Automatic sensitivity adjustment for optimal performance
• Audio Connection: Lockable 3.5 mm jack socket
• Weight: Approximately 88 g

Audio Performance

• Frequency Response (Mic): 50 to 20,000 Hz
• Frequency Response (Line): 20 to 20,000 Hz
• Maximum Input Level (Mic): 2.2 V RMS
• Maximum Input Level (Line): 3.3 V RMS

Power Supply

• Battery: BA 30 Li-Ion (3.7 V)
• Operating Time: Up to 15 hours with BA 30 battery, 10 hours with optional AA batteries

Environmental

• Operating Temperature: -10°C to +55°C
• Storage Temperature: -20°C to +70°C

Frequency Ranges

• US: 1,920 to 1,930 MHz