Quartet 2

2.4G Wireless Group Listening Headphones Set

$279.99
Unit price: per

Quartet 2: 2.4G Group (4) Listening Kit | Avantree

Version: Quartet 2: 2.4G Group (4) Listening Kit

Quartet-Extra: Add-on Headphones for Quartet 2

2.4G Receiver: Add-on Receiver for Audiplex/Quartet/Duet

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Seamless group listening
Instantly connect the Quartet 2 transmitter and share TV, movie, music, or live audio to 4 headphones, ideal for families, home theater, classrooms, or church.
Easy plug & play setup
No pairing required, simply connect to your TV, projector, mixer, phone, or laptop via Optical, AUX, or Bluetooth and start listening right away.
Microphone input ready
Plug a wireless mic receiver into AUX and broadcast the speaker’s voice to all headsets, great for classes, guided tours, or group presentations.
Expandable to 100
Add Quartet-Extra, Audiplex-RX or Duet-RX headphones to scale up to 100 users for church PA, silent discos, or school activities.
Clear, wireless & no delay
2.4GHz delivers ultra-low 25ms latency with Clear Voice and Balanced EQ modes. Strong signal covers most homes up to ~100 ft without dropouts.
Independent volume control
Each listener sets their own volume or mute directly on the headset, without affecting others, for a truly personalized listening experience.
Not Bluetooth headphones
Quartet 2 uses 2.4GHz wireless, not Bluetooth. The headphones only work with the included transmitter and cannot connect directly to phones or tablets.

📺 Compatibility: TV, phone, laptop, projector, wireless microphone, mixer (via Optical, AUX, or Bluetooth input).

🎯 Use case: Family movie, church, classrooms, meetings, and small events.

⚠️ Note: Headphones do not support Bluetooth and must be used with the transmitter.

Specifications

• 4 Quartet 2 Headphones
• 1 Quartet 2 Transmitter
• Power Cable for Transmitter
• 4-in-1 Charging Cable for Headphones
• Optical Audio Cable
• AUX 3.5mm Audio Cable

Setup & Support

Quartet 2

$279.99

Quantity:

Quartet 2

$279.99

Comparison Table

Model

Wireless Technology
Transmitter Inputs
Compatible Audio Sources
Low Latency
Scalable to 100
EQ Modes
Soundbar Pass-Through

Quartet 2
- 2.4Ghz & Bluetooth
- Bluetooth, OPT, AUX
- Phone, PC, TV, mixer, etc.
- ✓
- ✓
- Clear voice & balanced
- ✓
Quartet
- 2.4Ghz
- OPT, AUX
- TV, mixer, AVR, etc.
- ✓
- ✓
- Clear voice, balanced, bass
- ✓

Specifications

🔄 Set

Wireless Technology	2.4GHz
Latency	Ultra-low 25ms
Add-on Support	Works with additional Quartet-Extra / Duet-Extra headphones, Avantree Flex Base transmitter, Harmony-Extra speaker, Receiver for Audiplex

📡 Transmitter

Wireless Technology	Bluetooth 5.3 + 2.4GHz
Frequency Response	20Hz – 20kHz
Power Supply	5V / 1–2A
Power Port	USB Type-C

🎧 Headphones

Wireless Technology	2.4GHz
Frequency Response	20Hz – 20kHz
Distortion	0.5%
Signal-to-Noise Ratio	85dB
Playtime	Up to 20 hours playtime / 20 days standby
Charging Time	Approx. 3 hours
Driver Size	40mm
Impedance	32Ω
Net Weight	200 g
Earpads Inner Diameter	6.3 × 4 cm
Earpads Outer Diameter	10 × 8.5 cm
Power Supply	5V / 1–2A
Power Port	USB Type-C