Bluetooth 3.0 Headphones with Microphone and 10 m Range Esperanza LIBERO Black
Want to listen to music and take calls without tangled cables? Esperanza LIBERO Bluetooth 3.0 are wireless stereo headphones with a built-in microphone that provide freedom of movement, a stable connection and everyday comfort at home, at work or on the go.
This practical 2-in-1 solution lets you seamlessly switch between music playback and phone calls – so you never miss an important conversation.
Wireless Bluetooth 3.0 Connection – Freedom up to 10 m
Bluetooth 3.0 technology (Class 2) ensures a stable connection with a range of up to 10 meters, allowing you to move freely without losing signal.
Support for HSP, HFP, A2DP and AVRCP profiles guarantees broad compatibility with smartphones, tablets and computers.
Comfortable Calls and Easy Switching
The built-in microphone with a sensitivity of -42 dB (1 kHz) enables hands-free calls without reaching for your phone.
The quick switch function between music and calls ensures uninterrupted use and maximum convenience in any situation.
Stereo Sound with Wide Frequency Range
Equipped with 40 mm drivers, the stereo headphones deliver dynamic and clear sound.
The 20–20000 Hz frequency range and 105 dB sensitivity (1 kHz) let you enjoy crisp highs and deep bass. A 32 Ω impedance and 100 mW rated power provide optimal volume and reliable sound quality.
300 mAh Battery – Mobility without Compromise
The built-in 300 mAh battery offers up to 10 hours of talk time and up to 4 hours of music playback.
Maximum charging time is approximately 3 hours. Charging is done via microUSB (5V DC).
Lightweight Comfort and Modern Design
With a weight of just 175 g, the headphones remain comfortable even during extended use. The black finish gives them a universal, modern look suitable for the office, home or travel.
Choose Esperanza LIBERO and enjoy wireless listening freedom – wherever you are.
Technical Specifications
- Product type: Wireless Bluetooth headphones
- Name: Esperanza LIBERO
- Symbol / Index: EH163K
- EAN / Barcode: 5901299909942
Product features
- Wireless Bluetooth 3.0 connection
- Supported profiles: HSP, HFP, A2DP, AVRCP
- Switching between calls and music
- Music playback
- Phone call handling
Product construction
- Stereo headphones
- Built-in microphone
- 40 mm drivers
- 300 mAh battery
General product dimensions
Key parameters
- Communication: Bluetooth 3.0 (Class 2, range up to 10 m)
- Headphone sensitivity (1 kHz): 105 dB
- Impedance: 32 Ω
- Rated power: 100 mW
- Headphone frequency response: 20–20000 Hz
- Microphone sensitivity (1 kHz): -42 dB
- Microphone frequency response: 30–16000 Hz
- Maximum talk time: 10 h
- Maximum music playback time: 4 h
- Maximum charging time: 3 h
Connectivity / Power supply
- Power supply: 5V DC (charging via microUSB)
- Battery capacity: 300 mAh
Other
- Intended use: home, office, work, multimedia
- Certifications and standards: CE
- Manufacturer warranty: 24 months
