The AH-C840NCW brings Denon’s legendary high-performance sound to sleek, sweatproof earbuds for dynamic lifestyles. Active noise cancellation, seamless connectivity, and up to 35 hours of total battery time mean effortless listening anywhere life takes you.

Unrivaled sound, all-day focus
These sleek, sweatproof earbuds with active noise cancellation provide unparalleled audio anywhere life takes you.

Stay focused, stay connected
Quiet your world, sharpen your focus

With adaptive active noise cancelling, whether you’re focusing on work, a workout, or just diving into your favorite playlist, stay connected with the right balance of sound isolation and ambient awareness.

All-day listening for life on the go
With 10 hours of playback on a single charge with ANC off, 7 hours with ANC on, and 5-minute quick charging, you’ll never have to worry about your playlist dropping out mid-workout or drained earbuds during an important call. And with IPX4-rated sweat and splash protection, the beat goes on, no matter where your adventures take you.

Feel the comfort, hear the difference
You don’t have to sacrifice comfort for great sound on the go. Reveal the detail in your favorite songs with high-performance earbuds with a fit that’s so comfortable you’ll forget they’re there—but the vivid, spacious sound will remind you.

• Active noise cancelling
• Up to 35 hours of listening
• Premium drivers adapted from flagship headphones
• IPX4-rated water protection
• Bluetooth LE Audio and Auracast ready
• Dual microphones for crystal clear calls
• Multipoint connectivity

General Features:

Type: In-ear, true wireless earbuds

Driver: 12 mm dynamic drivers

Frequency Response: 20 Hz – 20,000 Hz

Weight: 5 g per earbud; 44 g charging case

Water Resistance: IPX4-rated (sweat and splash resistant)

Noise Cancellation & Sound Modes:

Active Noise Cancelling: Adaptive hybrid ANC

Transparency Mode: Yes

Battery & Charging:

Playback Time: Up to 10 hours (ANC off); up to 7 hours (ANC on)

Total Battery Life with Case: Up to 35 hours (ANC off); up to 24 hours (ANC on)

Quick Charge: 5 minutes for 1 hour of playback

Charging Methods: USB-C and wireless charging

Full Charge Time (Case with Earbuds): Approximately 2 hours

Connectivity:

Bluetooth Version: 5.3

Supported Codecs: AAC, SBC, LC3

Profiles: A2DP, AVRCP, HSP, HFP

Features: Bluetooth LE Audio, Auracast-ready, Multipoint connectivity

Microphones & Calls:

Microphone Setup: Dual microphones per earbud for clear voice calls

Additional Features:

Companion App: Denon Headphones app for customization and updates

Ear Tips: Includes multiple sizes for optimal fit

WARRANTY

1 year warranty

DELIVERY

Free Delivery (Australia Wide)

1 working days processing period