Sennheiser CX 400BT True Wireless Earbuds - Black

Sennheiser CX 400BT True Wireless Earbuds

• 7mm dynamic drivers and built-in equalizer
• Fully adaptable controls for music, calls and voice assistant
• SBC, AAC and aptX: Wide range of Bluetooth audio codec support
• Up to 6.5 hours playback time + 13.5 hours charging via the case
• Optimal comfort and secure fit with 4 ear adapter sizes
• Enjoy speech optimized calls and voice assistance

We Only Sell 100% Original, Top-Quality Sennheiser Genuine Products.

We Only Sell 100% Original, Top-Quality Sennheiser Genuine Products.

Specifications

General

• Brand: Sennheiser
• Model Name: ‎CX 400BT
• Driver Type: Dynamic drivers
• Frequency Response: 5 Hz – 21,000 Hz
• Impedance: 28 Ω (at 1kHz)
• Codec Support: aptX, AAC, SBC
• Sound Personalization: Customizable via the Sennheiser Smart Control App
• Bluetooth Version: Bluetooth 5.1
• Supported Profiles: A2DP, AVRCP, HFP, HSP
• Wireless Range: Up to 10 meters (33 feet)
• Playback Time: Up to 7 hours on a single charge
• Total Battery Life (with Charging Case): Up to 20 hours
• Charging Time: Approximately 1.5 hours for earbuds, 1.5 hours for charging case
• Charging Case: USB-C charging port

• Touch Controls: Play/pause, volume control, track navigation, calls, voice assistant activation
• Voice Assistant Support: Compatible with Google Assistant and Apple Siri
• IP Rating: IPX4 (water-resistant, splash-proof, sweat-proof)
• Smartphone App: Sennheiser Smart Control App for sound customization, equalizer, and firmware updates
• Operating System Compatibility: Android, iOS (via the app and Bluetooth)
• Earbud Size: 1.0 x 2.2 x 2.2 cm (each earbud)
• Charging Case Size: 5.1 x 4.2 x 2.1 cm
• Weight (per earbud): 6 g
• Weight (charging case): 35 g

Warranty

• Warranty: 1 Year