Genius HS-820BT
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Genius HS-820BT
The Genius HS-820BT wireless headphones combine Bluetooth 5.4, 40mm drivers, and an integrated omnidirectional microphone for listening to music, making calls, and online communication. The closed-back, over-ear design with soft earcup padding ensures a comfortable fit, while passive noise cancellation reduces distracting ambient sounds. A built-in 300mAh battery provides up to 22 hours of playback or talk time at 50% volume and is charged via USB-C. The foldable design with swivel earcups makes them easy to carry and store, and there's also a 3.5mm AUX input for a wired connection.
Closed-back
Design
Bluetooth 5.4
Connection type
Passive
Noise cancellation
22 hours
Battery life
Integrated
Microphone design
Key features of the Genius HS-820BT wireless headphones
- Genius HS-820BT over-ear wireless headphones with a closed-back design
- Bluetooth 5.4 with a range of up to 10 metres
- 40mm drivers with a frequency range of 20Hz to 20kHz
- Built-in omnidirectional microphone for calls
- Battery life of up to 22 hours at 50% volume
- Foldable design with swivel earcups
- Soft earcup padding and adjustable headband
- Volume and call controls on the right earcup
- USB-C charging with a 2.5-hour charge time
- 3.5mm AUX input for a wired connection
40mm drivers for music and spoken word
The Genius HS-820BT use 40mm drivers with a frequency range from 20Hz to 20kHz. The sound reproduction emphasises both treble and bass, making it suitable for music, podcasts, audiobooks, and films. The headphone impedance is 32 Ohm ± 15%. A built-in omnidirectional microphone also allows the headphones to be used for hands-free phone calls and online communication.
Bluetooth 5.4 and up to 22 hours of battery life
Wireless connectivity is provided by Bluetooth 5.4 technology with a range of up to 10 metres. The headphones are designed for Bluetooth-enabled devices, including mobile phones, tablets, computers, laptops, and music players. The built-in battery has a capacity of 300mAh and offers up to 22 hours of playback or talk time at 50% volume. Charging is done via USB-C and takes approximately 2.5 hours. A 3.5mm AUX input is also included, allowing you to connect using the supplied audio cable.
Foldable design and on-earcup controls
The foldable design with swivel earcups reduces the space required to store the headphones when carrying them. The adjustable headband and soft earcup padding contribute to a comfortable fit during extended use. The right earcup houses buttons for power on/off, pairing, volume adjustment, and answering calls. An LED indicator shows the connection and charging status. The headphones weigh approximately 166g and their dimensions are 176.4 × 198.4 × 78.8mm.
Technical specifications
- Bluetooth range: up to 10m
- Wired connection: 3.5mm AUX
- Drivers: 40mm
- Frequency range: 20Hz to 20kHz
- Impedance: 32 Ohm ± 15%
- Sensitivity: 113dB/mW
- Microphone: built-in, omnidirectional
- Battery: 300mAh
- Charging time: 2.5 hours
- Charging port: USB-C
- Controls: power on/off, pairing, volume, answer calls
- Indication: LED connection and charging indicator
- USB-C cable length: 30cm
- 3.5mm audio cable length: 100cm
- Dimensions: 176.4 × 198.4 × 78.8mm
- Weight: approx. 166g
- Colour: black
Package contents
- Genius HS-820BT headphones
- USB-C charging cable
- 3.5mm audio cable
- Quick guide
ANC - Active Noise Cancellation
Headphones with Active Noise Cancellation (ANC) use microphones to capture ambient sound and cancel it out using anti-phase. Great for planes, public transport or noisy offices.
Bluetooth codecs
The Bluetooth codec affects the quality of the transmission. SBC is basic, AAC offers higher quality for Apple devices, and aptX or LDAC brings better sound to Android devices.Specifications
Type of headphones
Connection
Features and functions
Headphone characteristics
Microphone characteristics
Battery
Colour
Weight
Backlight
Number of headphones
| Code: | JG209a |
| Warranty: | 24 months |
| Links: | Producer's Website: |
| Manufacturer information |
Terronská 876/68, Praha 6 Bubeneč, [email protected] Founded in 1983, this Taiwanese company has satisfied millions of customers worldwide ever since. Genius built its brand primarily in the field of computer accessories, such as keyboards, mice, tablets, and gaming controllers. Their peripherals are used across the world, satisfying demanding users in both the office and the home, and the company has a dense network of branches in Taiwan, the US, UK, Germany, China, and many other countries. 
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