Beyerdynamic Free BYRD combines full freedom of movement with superior beyerdynamic sound. Digital Hybrid Active Noise Cancelling (ANC) enables a sound experience without disturbing ambient noise while maintaining a high sound quality. When there is something important to listen to in the office or on the road, the Transparency mode blends in the outside world.

Highlights:

• True Wireless Bluetooth® in-ear headphones with ANC
• Moving beyerdynamic sound with ANC and Transparency Mode; outstanding microphone with Qualcomm cVc™ for impressive speech intelligibility
• Extra-long battery life of up to 11 hours on one single charge, charging case with Qi® charging function
• Perfect fit and exceptional comfort, 8 pairs of eartips in various sizes and materials
• Bluetooth® 5.2, Alexa Built-in, Google Fast Pair and latest audio codecs such as Qualcomm® aptX™ Adaptive & AAC
• Protected against splashing water thanks to IPX4 certification

General Specification

• Transducer: Dynamic
• Operating Principle: Enclosed
• Frequency response: 10Hz - 22 kHz
• Wearing method: In-ear
• T.H.D.: < 0.1% at 1 kHz
• Weight (single headphone) 7g

Charging case

• Dimensions: 43mm (W) x 68mm (H) x 30mm (D)
• Weight: 60g

Battery/Charging

• Battery Type: Lithium Ion

Battery Capacity

• Headset 83 mAh
• Charging case 500 mAh

Length of music playback

• Normal 11 hours
• (10 minutes of charging, 1 hour and 10 minutes of use)

Talking time: Regular 8:30 hours

• Full charge time: 3:45 hours

Maximum charge voltage

• Headset: 4.2 V
• Charging box: 4.2 V

Max. charging current

• Headset 70 mA
• Charging current 280 mA

Charging plug USB-C

• USB cable USB-A (straight plug) to USB-C (curved plug), 0.5 m

Active noise cancellation ANC/ pass-through mode

• ANC topology Hybrid (Feed-Back and Feed-Forward)
• ANC type Number
• Ambient noise attenuation when ANC is on
• 20 dB (low frequency)
• 18 dB (midrange)
• 15 dB (high frequency)
• Number of steps for ANC 1
• Transparency mode available Yes
• Number of steps for transparency mode 1

Microphone

• Signal to Noise Ratio 64 dB
• Microphone Type MEMS, Omnidirectional

Bluetooth®

• Bluetooth® version 5.2
• Frequency Response 2,402 - 2,480 GHz
• Transmit power 10 dBm (class 1)
• Number of paired devices max.: 6
• Range: 10 m
• Supported profiles: HSP 1.2, HFP 1.7.1, A2DP 1.3.1,, AVRCP 1.6, AVCTP 1.4, AVDTP 1.3, SPP 1.2, Device ID 1.3, RFCOMM 1.2, GAVDP 1.3, AAC, SBC
• Speech enhancement Qualcomm® cVc™ (8. Gen.),:  2 mics
• Compatible with Version:  4.0 or higher Bluetooth®players (A2DP and HFP profiles required)
• Volume steps Music = 16, phone calls = 16
• Google Fast Pair®:  Yes
• AmazonAlexa®
• built-in:  Yes
• Firmware update possible:  Yes (via App)
• Low Latency Mode:  Yes

Environmental conditions

• Operating temperature range -10 to +60 °C
• Charging temperature range 0 to +45 °C
• Degree of protection IPX4

Supplied Accessories

• 5 pairs of silicone ear tips, sizes XS, S, M, L, XL
• 3 pairs of foam ear tips, sizes S, M, L
• USB cable for charging
• Quick start guide in nine languages and booklet