Sony WFLS900NB.CE7 offers the LinkBuds S in-ear headset in black, equipped with advanced noise-cancelling technology and intuitive touch control functionality. These compact Bluetooth® headphones deliver high-resolution audio, making them suitable for audio engineers requiring precise sound quality in various environments. The integrated microphone features noise-cancelling capabilities, ensuring clear communication in professional settings. Designed with a charging case for extended usability and a sweat-resistant, water-resistant construction, the headset is optimised for prolonged and demanding use. Ideal for applications where mobility and audio fidelity are critical, such as fieldwork, sound design, or remote conferencing, this headset seamlessly combines style and performance.
| Type |
In ear |
| Cable Length |
In-Ear |
| Colour |
Black |
| Audio channels |
Stereo |
| Frequency Range |
20 - 40,000Hz |
| Transfer Type |
Bluetooth® (1075101) |
| Weight |
35g |
| Acoustic system |
Closed |
| Battery capacity (charging case) |
450mAh |
| Battery charge indicator |
Yes |
| Battery life |
540 min |
| Battery operated |
Yes |
| Battery recharge time |
2 h |
| Battery recharge time (charging case) |
3 h |
| Battery technology |
Lithium-Ion (Li-Ion) |
| Battery type |
Built-in battery |
| Bluetooth |
5.2 |
| Bluetooth profiles |
A2DP, AAC, AVRCP, HFP, HSP, LDAC, SBC |
| Bluetooth Version |
5.2 |
| Cables included |
USB Type-C |
| Charging Capacity (max.) |
2.5W |
| Charging Capacity (min.) |
2W |
| Charging case connector type |
USB Type-C |
| Charging case dimensions (W x D x H) |
60 x 27.6 x 42.8 mm |
| Charging case weight |
38g |
| Charging Method (Power Delivery) |
w/o USB Power Delivery |
| Charging source |
USB |
| Connectable devices |
2 |
| Connectivity technology |
True Wireless Stereo (TWS) |
| Continuous audio playback time (ANC off) |
9 h |
| Continuous audio playback time (ANC on) |
6 h |
| Continuous audio playback time (with charging case) |
20 h |
| Control Type |
Universal |
| Depth |
27.6mm |
| Driver Type |
Dynamic |
| Driver unit |
5mm |
| Ear coupling |
Intraaural |
| Earphone type |
In-ear |
| Extra earbuds |
Yes |
| Fast charging |
Yes |
| Fast charging time |
10 min |
| Frequency band |
2.4 GHz |
| Harmonized System (HS) code |
85183000 |
| HD voice |
Yes |
| Headphone frequency |
20 - 20000 Hz |
| Headset connection |
USB-C® |
| Headset type |
Binaural |
| Height |
60mm |
| International Protection (IP) code |
IPX4 |
| LED indicators |
Battery level |
| Left earpiece battery capacity |
51mAh |
| Left earpiece weight |
4.8g |
| Magnet type |
Neodymium |
| Max. battery life |
6h |
| Max. Range |
10m |
| Max. talk Time |
3.5h |
| MEMS (Micro-Electro-Mechanical System) microphone |
Yes |
| Microphone direction type |
Omnidirectional |
| Microphone noise-canceling |
Yes |
| Microphone type |
Built-in |
| Package depth |
85mm |
| Package height |
91mm |
| Package width |
67mm |
| Power Supply |
USB (cable included) |
| Product colour |
Black |
| Product Type |
In-ear headset |
| Protection features |
Waterproof |
| Radio frequency |
2.4GHz |
| Recommended usage |
Calls/Music |
| Right earpiece battery capacity |
51mAh |
| Right earpiece weight |
4.8g |
| Standby max. |
8.5h |
| Talk time (ANC off) |
3.5 h |
| Talk time (ANC on) |
3.5 h |
| Technology |
Li-ion |
| Warranty card |
Yes |
| Wearing style |
In-ear |
| Width |
42.8mm |
| Wireless range |
10m |
| Works with Amazon Alexa |
Yes |
| Works with Apple Siri |
Yes |
| Works with the Google Assistant |
Yes |