Kone Keltto Oy lists, Huutokaupat.com sells

High-quality noise-cancelling headphones, Isokyrö

1 / 3Sold to highest bidder

For Sale

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Wireless Bluetooth headphones with active noise cancellation (ANC)

🔗 Bluetooth 5.3 and easy pairing

Enjoy faster, more stable connections with Bluetooth version 5.3. Identify your device easily by the pairing name BTN-211 for quick setup.

⚙️ Advanced JL7006F chipset

The JL7006F chipset delivers reliable performance, efficient power use and smooth audio streaming.

🎧 Long playback and standby

Listen for up to 20 hours at 50% volume with ANC off and benefit from around 100 hours standby – ideal for extended use.

🔊 Immersive sound and noise reduction

Experience rich audio across a 20 Hz–20 kHz frequency range. 18 dB (±2 dB) ANC depth reduces background noise for clearer listening.

🎵 Versatile connections and hands-free use

Supports MicroSD cards and an AUX input (3.5 mm cable not included) as well as hands-free calls, providing added convenience and flexibility within a 10 m range.

Technical specifications

Key features Noise cancellation, MicroSD card, AUX, 20-hour playback
ANC - Active noise cancellation: Yes
Battery charging method: USB cable
Charging time: 1 hour
Battery voltage: 3.7 V
Bluetooth: Yes
Bluetooth version: 5.3
ENC - Microphone noise cancellation: No
Built-in microphone: Yes
Music playback time: 20 hours
Power adapter included: No
Talk time: 20 hours
Water/splash resistant: No

Fast delivery

Terms of Sale

The seller undertakes to sell the item to the highest bidder.

The seller of this item is Huutokaupat.com. The seller provides information on behalf of Huutokaupat.com and is responsible for delivering the item. The item must always be paid for via the online payment buttons on Huutokaupat.com or by invoice from Huutokaupat.com. If the item is not paid to Huutokaupat.com, Huutokaupat.com accepts no responsibility for the transaction.

Please familiarise yourself with the Huutokaupat.com auction terms applicable to this auction, and the sales terms before placing a bid.

Please note that:

participating in the auction without intent to buy is prohibited
you should inspect the item and the information provided before bidding (items are sold to non-consumer buyers "as is")
the condition, lifespan and upgrade options of used items generally do not match those of new goods – more information is available here
the item must be paid within one (1) business day of the bid being accepted.

For more details about the item and its sale, please contact the seller. For other matters, you may contact Huutokaupat.com's customer service. Consumer purchases include a right of withdrawal under consumer protection law; the terms and restrictions are available in the sales terms.